diff --git a/samples/alerts.backupPolicies.js b/samples/alerts.backupPolicies.js
deleted file mode 100644
index 867341c..0000000
--- a/samples/alerts.backupPolicies.js
+++ /dev/null
@@ -1,60 +0,0 @@
-// Copyright 2018 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-function main(projectId) {
-  // [START monitoring_alert_backup_policies]
-  const fs = require('fs');
-
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.AlertPolicyServiceClient();
-
-  async function backupPolicies() {
-    /**
-     * TODO(developer): Uncomment the following lines before running the sample.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const listAlertPoliciesRequest = {
-      name: client.projectPath(projectId),
-    };
-
-    let [policies] = await client.listAlertPolicies(listAlertPoliciesRequest);
-
-    // filter out any policies created by tests for this sample
-    policies = policies.filter(policy => {
-      return !policy.displayName.startsWith('gcloud-tests-');
-    });
-
-    fs.writeFileSync(
-      './policies_backup.json',
-      JSON.stringify(policies, null, 2),
-      'utf-8'
-    );
-
-    console.log('Saved policies to ./policies_backup.json');
-    // [END monitoring_alert_backup_policies]
-  }
-  backupPolicies();
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/alerts.deleteChannels.js b/samples/alerts.deleteChannels.js
deleted file mode 100644
index c773b81..0000000
--- a/samples/alerts.deleteChannels.js
+++ /dev/null
@@ -1,60 +0,0 @@
-// Copyright 2018 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-function main(projectId, filter) {
-  // [START monitoring_alert_delete_channel]
-  // [START monitoring_alert_list_channels]
-
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.NotificationChannelServiceClient();
-
-  async function deleteChannels() {
-    /**
-     * TODO(developer): Uncomment the following lines before running the sample.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const filter = 'A filter for selecting policies, e.g. description:"cloud"';
-
-    const request = {
-      name: client.projectPath(projectId),
-      filter,
-    };
-    const channels = await client.listNotificationChannels(request);
-    console.log(channels);
-    for (const channel of channels[0]) {
-      console.log(`Deleting channel ${channel.displayName}`);
-      try {
-        await client.deleteNotificationChannel({
-          name: channel.name,
-        });
-      } catch (err) {
-        // ignore error
-      }
-    }
-  }
-  deleteChannels();
-  // [END monitoring_alert_delete_channel]
-  // [END monitoring_alert_list_channels]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/alerts.enablePolicies.js b/samples/alerts.enablePolicies.js
deleted file mode 100644
index 3c44c5d..0000000
--- a/samples/alerts.enablePolicies.js
+++ /dev/null
@@ -1,71 +0,0 @@
-// Copyright 2018 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-function main(projectId, enabled, filter) {
-  enabled = enabled === 'true';
-
-  // [START monitoring_alert_enable_policies]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.AlertPolicyServiceClient();
-
-  async function enablePolicies() {
-    /**
-     * TODO(developer): Uncomment the following lines before running the sample.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const enabled = true;
-    // const filter = 'A filter for selecting policies, e.g. description:"cloud"';
-
-    const listAlertPoliciesRequest = {
-      name: client.projectPath(projectId),
-      // See https://cloud.google.com/monitoring/alerting/docs/sorting-and-filtering
-      filter: filter,
-    };
-
-    const [policies] = await client.listAlertPolicies(listAlertPoliciesRequest);
-    const responses = [];
-    for (const policy of policies) {
-      responses.push(
-        await client.updateAlertPolicy({
-          updateMask: {
-            paths: ['enabled'],
-          },
-          alertPolicy: {
-            name: policy.name,
-            enabled: {
-              value: enabled,
-            },
-          },
-        })
-      );
-    }
-    responses.forEach(response => {
-      const alertPolicy = response[0];
-      console.log(`${enabled ? 'Enabled' : 'Disabled'} ${alertPolicy.name}.`);
-    });
-  }
-  enablePolicies();
-  // [END monitoring_alert_enable_policies]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/alerts.listPolicies.js b/samples/alerts.listPolicies.js
deleted file mode 100644
index 09067ea..0000000
--- a/samples/alerts.listPolicies.js
+++ /dev/null
@@ -1,51 +0,0 @@
-// Copyright 2018 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-function main(projectId) {
-  // [START monitoring_alert_list_policies]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.AlertPolicyServiceClient();
-
-  async function listPolicies() {
-    /**
-     * TODO(developer): Uncomment the following lines before running the sample.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const listAlertPoliciesRequest = {
-      name: client.projectPath(projectId),
-    };
-    const [policies] = await client.listAlertPolicies(listAlertPoliciesRequest);
-    console.log('Policies:');
-    policies.forEach(policy => {
-      console.log(`  Display name: ${policy.displayName}`);
-      if (policy.documentation && policy.documentation.content) {
-        console.log(`     Documentation: ${policy.documentation.content}`);
-      }
-    });
-  }
-  listPolicies();
-  // [END monitoring_alert_list_policies]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/alerts.replaceChannels.js b/samples/alerts.replaceChannels.js
deleted file mode 100644
index 654c787..0000000
--- a/samples/alerts.replaceChannels.js
+++ /dev/null
@@ -1,103 +0,0 @@
-// Copyright 2018 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-function main(projectId, alertPolicyId, ...channelIds) {
-  // [START monitoring_alert_replace_channels]
-  // [START monitoring_alert_enable_channel]
-  // [START monitoring_alert_update_channel]
-  // [START monitoring_alert_create_channel]
-
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates clients
-  const alertClient = new monitoring.AlertPolicyServiceClient();
-  const notificationClient = new monitoring.NotificationChannelServiceClient();
-
-  async function replaceChannels() {
-    /**
-     * TODO(developer): Uncomment the following lines before running the sample.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const alertPolicyId = '123456789012314';
-    // const channelIds = [
-    //   'channel-1',
-    //   'channel-2',
-    //   'channel-3',
-    // ];
-
-    const notificationChannels = channelIds.map(id =>
-      notificationClient.projectNotificationChannelPath(projectId, id)
-    );
-
-    for (const channel of notificationChannels) {
-      const updateChannelRequest = {
-        updateMask: {
-          paths: ['enabled'],
-        },
-        notificationChannel: {
-          name: channel,
-          enabled: {
-            value: true,
-          },
-        },
-      };
-      try {
-        await notificationClient.updateNotificationChannel(
-          updateChannelRequest
-        );
-      } catch (err) {
-        const createChannelRequest = {
-          notificationChannel: {
-            name: channel,
-            notificationChannel: {
-              type: 'email',
-            },
-          },
-        };
-        const newChannel = await notificationClient.createNotificationChannel(
-          createChannelRequest
-        );
-        notificationChannels.push(newChannel);
-      }
-    }
-
-    const updateAlertPolicyRequest = {
-      updateMask: {
-        paths: ['notification_channels'],
-      },
-      alertPolicy: {
-        name: alertClient.projectAlertPolicyPath(projectId, alertPolicyId),
-        notificationChannels: notificationChannels,
-      },
-    };
-    const [alertPolicy] = await alertClient.updateAlertPolicy(
-      updateAlertPolicyRequest
-    );
-    console.log(`Updated ${alertPolicy.name}.`);
-  }
-  replaceChannels();
-  // [END monitoring_alert_replace_channels]
-  // [END monitoring_alert_enable_channel]
-  // [END monitoring_alert_update_channel]
-  // [END monitoring_alert_create_channel]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/alerts.restorePolicies.js b/samples/alerts.restorePolicies.js
deleted file mode 100644
index 5e8aceb..0000000
--- a/samples/alerts.restorePolicies.js
+++ /dev/null
@@ -1,88 +0,0 @@
-// Copyright 2018 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-function main(projectId) {
-  // [START monitoring_alert_restore_policies]
-  // [START monitoring_alert_create_policy]
-  const fs = require('fs');
-
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.AlertPolicyServiceClient();
-
-  async function restorePolicies() {
-    // Note: The policies are restored one at a time due to limitations in
-    // the API. Otherwise, you may receive a 'service unavailable'  error
-    // while trying to create multiple alerts simultaneously.
-
-    /**
-     * TODO(developer): Uncomment the following lines before running the sample.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    console.log('Loading policies from ./policies_backup.json');
-    const fileContent = fs.readFileSync('./policies_backup.json', 'utf-8');
-    const policies = JSON.parse(fileContent);
-
-    for (const index in policies) {
-      // Restore each policy one at a time
-      let policy = policies[index];
-      if (await doesAlertPolicyExist(policy.name)) {
-        policy = await client.updateAlertPolicy({
-          alertPolicy: policy,
-        });
-      } else {
-        // Clear away output-only fields
-        delete policy.name;
-        delete policy.creationRecord;
-        delete policy.mutationRecord;
-        policy.conditions.forEach(condition => delete condition.name);
-
-        policy = await client.createAlertPolicy({
-          name: client.projectPath(projectId),
-          alertPolicy: policy,
-        });
-      }
-
-      console.log(`Restored ${policy[0].name}.`);
-    }
-    async function doesAlertPolicyExist(name) {
-      try {
-        const [policy] = await client.getAlertPolicy({
-          name,
-        });
-        return policy ? true : false;
-      } catch (err) {
-        if (err && err.code === 5) {
-          // Error code 5 comes from the google.rpc.code.NOT_FOUND protobuf
-          return false;
-        }
-        throw err;
-      }
-    }
-  }
-  restorePolicies();
-  // [END monitoring_alert_create_policy]
-  // [END monitoring_alert_restore_policies]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.createDescriptor.js b/samples/metrics.createDescriptor.js
deleted file mode 100644
index fd80d8f..0000000
--- a/samples/metrics.createDescriptor.js
+++ /dev/null
@@ -1,76 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Create Metric Descriptor
-//   description: Creates an example 'custom.googleapis.com/stores/daily_sales' custom metric descriptor.
-//   usage: node metrics.createDescriptor.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_create_metric]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  /**
-   * TODO(developer): Uncomment and edit the following lines of code.
-   */
-  // const projectId = 'YOUR_PROJECT_ID';
-  async function createMetricDescriptor() {
-    const request = {
-      name: client.projectPath(projectId),
-      metricDescriptor: {
-        description: 'Daily sales records from all branch stores.',
-        displayName: 'Daily Sales',
-        type: 'custom.googleapis.com/stores/daily_sales',
-        metricKind: 'GAUGE',
-        valueType: 'DOUBLE',
-        unit: '{USD}',
-        labels: [
-          {
-            key: 'store_id',
-            valueType: 'STRING',
-            description: 'The ID of the store.',
-          },
-        ],
-      },
-    };
-
-    // Creates a custom metric descriptor
-    const [descriptor] = await client.createMetricDescriptor(request);
-    console.log('Created custom Metric:\n');
-    console.log(`Name: ${descriptor.displayName}`);
-    console.log(`Description: ${descriptor.description}`);
-    console.log(`Type: ${descriptor.type}`);
-    console.log(`Kind: ${descriptor.metricKind}`);
-    console.log(`Value Type: ${descriptor.valueType}`);
-    console.log(`Unit: ${descriptor.unit}`);
-    console.log('Labels:');
-    descriptor.labels.forEach(label => {
-      console.log(`  ${label.key} (${label.valueType}) - ${label.description}`);
-    });
-  }
-  createMetricDescriptor();
-  // [END monitoring_create_metric]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.deleteDescriptor.js b/samples/metrics.deleteDescriptor.js
deleted file mode 100644
index 54ac4c2..0000000
--- a/samples/metrics.deleteDescriptor.js
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Delete Metric Descriptor
-//   description: Deletes a custom metric descriptor.
-//   usage: node metrics.deleteDescriptor.js your-project-id custom.googleapis.com/stores/daily_sales
-
-function main(projectId, metricId) {
-  // [START monitoring_delete_metric]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function deleteMetricDescriptor() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const metricId = 'custom.googleapis.com/stores/daily_sales';
-
-    const request = {
-      name: client.projectMetricDescriptorPath(projectId, metricId),
-    };
-
-    // Deletes a metric descriptor
-    const [result] = await client.deleteMetricDescriptor(request);
-    console.log(`Deleted ${metricId}`, result);
-  }
-  deleteMetricDescriptor();
-  // [END monitoring_delete_metric]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.getDescriptor.js b/samples/metrics.getDescriptor.js
deleted file mode 100644
index 661a534..0000000
--- a/samples/metrics.getDescriptor.js
+++ /dev/null
@@ -1,62 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Get Metric Descriptor
-//   description: Gets a custom metric descriptor
-//   usage: node metrics.getDescriptor.js your-project-id custom.googleapis.com/your/id
-
-function main(projectId, metricId) {
-  // [START monitoring_get_descriptor]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function getMetricDescriptor() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const metricId = 'custom.googleapis.com/your/id';
-
-    const request = {
-      name: client.projectMetricDescriptorPath(projectId, metricId),
-    };
-
-    // Retrieves a metric descriptor
-    const [descriptor] = await client.getMetricDescriptor(request);
-    console.log(`Name: ${descriptor.displayName}`);
-    console.log(`Description: ${descriptor.description}`);
-    console.log(`Type: ${descriptor.type}`);
-    console.log(`Kind: ${descriptor.metricKind}`);
-    console.log(`Value Type: ${descriptor.valueType}`);
-    console.log(`Unit: ${descriptor.unit}`);
-    console.log('Labels:');
-    descriptor.labels.forEach(label => {
-      console.log(`  ${label.key} (${label.valueType}) - ${label.description}`);
-    });
-  }
-  getMetricDescriptor();
-  // [END monitoring_get_descriptor]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.getMonitoredResourceDescriptor.js b/samples/metrics.getMonitoredResourceDescriptor.js
deleted file mode 100644
index 1c1bfe6..0000000
--- a/samples/metrics.getMonitoredResourceDescriptor.js
+++ /dev/null
@@ -1,62 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Get Monitored Resource Descriptor
-//   usage: node metrics.getMonitoredResourceDescriptor.js your-project-id some-resource-type
-
-function main(projectId, resourceType) {
-  // [START monitoring_get_resource]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function getMonitoredResourceDescriptor() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const resourceType = 'some_resource_type, e.g. cloudsql_database';
-
-    const request = {
-      name: client.projectMonitoredResourceDescriptorPath(
-        projectId,
-        resourceType
-      ),
-    };
-
-    // Lists monitored resource descriptors
-    const [descriptor] = await client.getMonitoredResourceDescriptor(request);
-
-    console.log(`Name: ${descriptor.displayName}`);
-    console.log(`Description: ${descriptor.description}`);
-    console.log(`Type: ${descriptor.type}`);
-    console.log('Labels:');
-    descriptor.labels.forEach(label => {
-      console.log(`  ${label.key} (${label.valueType}) - ${label.description}`);
-    });
-  }
-  getMonitoredResourceDescriptor();
-  // [END monitoring_get_resource]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.listDescriptors.js b/samples/metrics.listDescriptors.js
deleted file mode 100644
index 29a474a..0000000
--- a/samples/metrics.listDescriptors.js
+++ /dev/null
@@ -1,52 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: List Metric Descriptors
-//   usage: node metrics.listDescriptors.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_list_descriptors]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function listMetricDescriptors() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const request = {
-      name: client.projectPath(projectId),
-    };
-
-    // Lists metric descriptors
-    const [descriptors] = await client.listMetricDescriptors(request);
-    console.log('Metric Descriptors:');
-    descriptors.forEach(descriptor => console.log(descriptor.name));
-  }
-  listMetricDescriptors();
-  // [END monitoring_list_descriptors]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.listMonitoredResourceDescriptors.js b/samples/metrics.listMonitoredResourceDescriptors.js
deleted file mode 100644
index c5ba628..0000000
--- a/samples/metrics.listMonitoredResourceDescriptors.js
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: List Monitored Resource Descriptors
-//   usage: node metrics.listMonitoredResourceDescriptors.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_list_resources]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function listMonitoredResourceDescriptors() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const request = {
-      name: client.projectPath(projectId),
-    };
-
-    // Lists monitored resource descriptors
-    const [descriptors] = await client.listMonitoredResourceDescriptors(
-      request
-    );
-    console.log('Monitored Resource Descriptors:');
-    descriptors.forEach(descriptor => {
-      console.log(descriptor.name);
-      console.log(`  Type: ${descriptor.type}`);
-      if (descriptor.labels) {
-        console.log('  Labels:');
-        descriptor.labels.forEach(label => {
-          console.log(
-            `    ${label.key} (${label.valueType}): ${label.description}`
-          );
-        });
-      }
-      console.log();
-    });
-  }
-  listMonitoredResourceDescriptors();
-  // [END monitoring_list_resources]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.readTimeSeriesAggregate.js b/samples/metrics.readTimeSeriesAggregate.js
deleted file mode 100644
index 03f775d..0000000
--- a/samples/metrics.readTimeSeriesAggregate.js
+++ /dev/null
@@ -1,77 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Read Time Series Aggregate
-//   description: Aggregates time series data that matches 'compute.googleapis.com/instance/cpu/utilization'.
-//   usage: node metrics.readTimeSeriesAggregate.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_read_timeseries_align]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function readTimeSeriesAggregate() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const request = {
-      name: client.projectPath(projectId),
-      filter: 'metric.type="compute.googleapis.com/instance/cpu/utilization"',
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      // Aggregate results per matching instance
-      aggregation: {
-        alignmentPeriod: {
-          seconds: 600,
-        },
-        perSeriesAligner: 'ALIGN_MEAN',
-      },
-    };
-
-    // Writes time series data
-    const [timeSeries] = await client.listTimeSeries(request);
-    console.log('CPU utilization:');
-    timeSeries.forEach(data => {
-      console.log(data.metric.labels.instance_name);
-      console.log(`  Now: ${data.points[0].value.doubleValue}`);
-      if (data.points.length > 1) {
-        console.log(`  10 min ago: ${data.points[1].value.doubleValue}`);
-      }
-      console.log('=====');
-    });
-  }
-  readTimeSeriesAggregate();
-  // [END monitoring_read_timeseries_align]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.readTimeSeriesData.js b/samples/metrics.readTimeSeriesData.js
deleted file mode 100644
index f21a3a8..0000000
--- a/samples/metrics.readTimeSeriesData.js
+++ /dev/null
@@ -1,68 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Read Time Series Data
-//   description: Reads time series data that matches the given filter.
-//   usage: node metrics.readTimeSeriesData.js your-project-id 'metric.type="compute.googleapis.com/instance/cpu/utilization"'
-
-function main(projectId, filter) {
-  // [START monitoring_read_timeseries_simple]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function readTimeSeriesData() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-    // const filter = 'metric.type="compute.googleapis.com/instance/cpu/utilization"';
-
-    const request = {
-      name: client.projectPath(projectId),
-      filter: filter,
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-    };
-
-    // Writes time series data
-    const [timeSeries] = await client.listTimeSeries(request);
-    timeSeries.forEach(data => {
-      console.log(`${data.metric.labels.instance_name}:`);
-      data.points.forEach(point => {
-        console.log(JSON.stringify(point.value));
-      });
-    });
-  }
-  readTimeSeriesData();
-  // [END monitoring_read_timeseries_simple]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.readTimeSeriesFields.js b/samples/metrics.readTimeSeriesFields.js
deleted file mode 100644
index 71dab2e..0000000
--- a/samples/metrics.readTimeSeriesFields.js
+++ /dev/null
@@ -1,68 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Read Time Series Fields
-//   description: Reads headers of time series data that matches 'compute.googleapis.com/instance/cpu/utilization'.
-//   usage: node metrics.readTimeSeriesFields.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_read_timeseries_fields]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function readTimeSeriesFields() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const request = {
-      name: client.projectPath(projectId),
-      filter: 'metric.type="compute.googleapis.com/instance/cpu/utilization"',
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      // Don't return time series data, instead just return information about
-      // the metrics that match the filter
-      view: 'HEADERS',
-    };
-
-    // Writes time series data
-    const [timeSeries] = await client.listTimeSeries(request);
-    console.log('Found data points for the following instances:');
-    timeSeries.forEach(data => {
-      console.log(data.metric.labels.instance_name);
-    });
-  }
-  readTimeSeriesFields();
-  // [END monitoring_read_timeseries_fields]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.readTimeSeriesReduce.js b/samples/metrics.readTimeSeriesReduce.js
deleted file mode 100644
index 65cc64a..0000000
--- a/samples/metrics.readTimeSeriesReduce.js
+++ /dev/null
@@ -1,78 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Read Time Series Reduce
-//   description: Reduces time series data that matches 'compute.googleapis.com/instance/cpu/utilization'.
-//   usage: node metrics.readTimeSeriesReduce.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_read_timeseries_reduce]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function readTimeSeriesReduce() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const request = {
-      name: client.projectPath(projectId),
-      filter: 'metric.type="compute.googleapis.com/instance/cpu/utilization"',
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      // Aggregate results per matching instance
-      aggregation: {
-        alignmentPeriod: {
-          seconds: 600,
-        },
-        crossSeriesReducer: 'REDUCE_MEAN',
-        perSeriesAligner: 'ALIGN_MEAN',
-      },
-    };
-
-    // Writes time series data
-    const [result] = await client.listTimeSeries(request);
-    if (result.length === 0) {
-      console.log('No data');
-      return;
-    }
-    const reductions = result[0].points;
-
-    console.log('Average CPU utilization across all GCE instances:');
-    console.log(`  Last 10 min: ${reductions[0].value.doubleValue}`);
-    console.log(`  10-20 min ago: ${reductions[0].value.doubleValue}`);
-  }
-  readTimeSeriesReduce();
-  // [END monitoring_read_timeseries_reduce]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/metrics.writeTimeSeriesData.js b/samples/metrics.writeTimeSeriesData.js
deleted file mode 100644
index 5ee37ef..0000000
--- a/samples/metrics.writeTimeSeriesData.js
+++ /dev/null
@@ -1,80 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-// sample-metadata:
-//   title: Write Time Series Data
-//   description: Writes example time series data to 'custom.googleapis.com/stores/daily_sales'.
-//   usage: node metrics.writeTimeSeriesData.js your-project-id
-
-function main(projectId) {
-  // [START monitoring_write_timeseries]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.MetricServiceClient();
-
-  async function writeTimeSeriesData() {
-    /**
-     * TODO(developer): Uncomment and edit the following lines of code.
-     */
-    // const projectId = 'YOUR_PROJECT_ID';
-
-    const dataPoint = {
-      interval: {
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      value: {
-        doubleValue: 123.45,
-      },
-    };
-
-    const timeSeriesData = {
-      metric: {
-        type: 'custom.googleapis.com/stores/daily_sales',
-        labels: {
-          store_id: 'Pittsburgh',
-        },
-      },
-      resource: {
-        type: 'global',
-        labels: {
-          project_id: projectId,
-        },
-      },
-      points: [dataPoint],
-    };
-
-    const request = {
-      name: client.projectPath(projectId),
-      timeSeries: [timeSeriesData],
-    };
-
-    // Writes time series data
-    const result = await client.createTimeSeries(request);
-    console.log('Done writing time series data.', result);
-  }
-  writeTimeSeriesData();
-  // [END monitoring_write_timeseries]
-}
-
-process.on('unhandledRejection', err => {
-  console.error(err.message);
-  process.exitCode = 1;
-});
-main(...process.argv.slice(2));
diff --git a/samples/test/alerts.test.js b/samples/test/alerts.test.js
deleted file mode 100644
index 114469e..0000000
--- a/samples/test/alerts.test.js
+++ /dev/null
@@ -1,243 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-const monitoring = require('@google-cloud/monitoring');
-const {assert} = require('chai');
-const {describe, it, before, after} = require('mocha');
-const cp = require('child_process');
-const uuid = require('uuid');
-const path = require('path');
-const fs = require('fs');
-
-const execSync = cmd => cp.execSync(cmd, {encoding: 'utf-8'});
-
-const client = new monitoring.AlertPolicyServiceClient();
-const channelClient = new monitoring.NotificationChannelServiceClient();
-let projectId;
-let policyOneName, policyTwoName, channelName;
-const testPrefix = `gcloud-test-${uuid.v4().split('-')[0]}`;
-
-// Tests in this suite can trigger the error,
-// "Too many concurrent edits to the project configuration. Please try again".
-const delay = async test => {
-  const retries = test.currentRetry();
-  if (retries === 0) return; // no retry on the first failure.
-  // see: https://cloud.google.com/storage/docs/exponential-backoff:
-  const ms = Math.pow(2, retries) * 500 + Math.random() * 2000;
-  return new Promise(done => {
-    console.info(`retrying "${test.title}" in ${ms}ms`);
-    setTimeout(done, ms);
-  });
-};
-
-describe.skip('alerts', () => {
-  before(async () => {
-    projectId = await client.getProjectId();
-    await reapPolicies();
-    let results = await client.createAlertPolicy({
-      name: client.projectPath(projectId),
-      alertPolicy: {
-        displayName: `${testPrefix}-first-policy`,
-        combiner: 1,
-        documentation: {
-          content: 'Test',
-          mimeType: 'text/markdown',
-        },
-        conditions: [
-          {
-            displayName: 'Condition 1',
-            conditionAbsent: {
-              filter:
-                'resource.type = "cloud_function" AND metric.type = "cloudfunctions.googleapis.com/function/execution_count"',
-              aggregations: [
-                {
-                  alignmentPeriod: {
-                    seconds: 60,
-                  },
-                  perSeriesAligner: 1,
-                  crossSeriesReducer: 0,
-                },
-              ],
-              duration: {
-                seconds: 120,
-              },
-              trigger: {
-                count: 1,
-              },
-            },
-          },
-        ],
-      },
-    });
-    policyOneName = results[0].name;
-    results = await client.createAlertPolicy({
-      name: client.projectPath(projectId),
-      alertPolicy: {
-        displayName: `${testPrefix}-second`,
-        combiner: 1,
-        conditions: [
-          {
-            displayName: 'Condition 2',
-            conditionAbsent: {
-              filter:
-                'resource.type = "cloud_function" AND metric.type = "cloudfunctions.googleapis.com/function/execution_count"',
-              aggregations: [
-                {
-                  alignmentPeriod: {
-                    seconds: 60,
-                  },
-                  perSeriesAligner: 1,
-                  crossSeriesReducer: 0,
-                },
-              ],
-              duration: {
-                seconds: 120,
-              },
-              trigger: {
-                count: 1,
-              },
-            },
-          },
-        ],
-      },
-    });
-    policyTwoName = results[0].name;
-    results = await channelClient.createNotificationChannel({
-      name: channelClient.projectPath(projectId),
-      notificationChannel: {
-        displayName: 'Channel 1',
-        type: 'email',
-        labels: {
-          email_address: 'test@test.com',
-        },
-      },
-    });
-    channelName = results[0].name;
-  });
-
-  /**
-   * Delete any policies created by a test that's older than 2 minutes.
-   */
-  async function reapPolicies() {
-    const [policies] = await client.listAlertPolicies({
-      name: client.projectPath(projectId),
-    });
-    const crustyPolicies = policies
-      .filter(p => p.displayName.match(/^gcloud-test-/))
-      .filter(p => {
-        const minutesOld =
-          (Date.now() - p.creationRecord.mutateTime.seconds * 1000) / 1000 / 60;
-        return minutesOld > 2;
-      });
-    // This is serial on purpose.  When trying to delete all alert policies in
-    // parallel, all of the promises return successful, but then only 2?
-    // get deleted.  Super, super bizarre.
-    // https://github.com/googleapis/nodejs-monitoring/issues/192
-    for (const p of crustyPolicies) {
-      console.log(`\tReaping ${p.name}...`);
-      await client.deleteAlertPolicy({name: p.name});
-    }
-  }
-
-  async function deletePolicies() {
-    await client.deleteAlertPolicy({
-      name: policyOneName,
-    });
-    await client.deleteAlertPolicy({
-      name: policyTwoName,
-    });
-  }
-
-  async function deleteChannels() {
-    await channelClient.deleteNotificationChannel({
-      name: channelName,
-      force: true,
-    });
-  }
-
-  after(async () => {
-    await deletePolicies();
-    // has to be done after policies are deleted
-    await deleteChannels();
-  });
-
-  it('should replace notification channels', async function () {
-    this.retries(8);
-    await delay(this.test);
-    const parts = policyOneName.split('/');
-    const projectId = parts[1];
-    const alertPolicyId = parts[3];
-    const channelId = channelName.split('/')[3];
-    const stdout = execSync(
-      `node alerts.replaceChannels.js ${projectId} ${alertPolicyId} ${channelId}`
-    );
-    assert.include(stdout, 'Updated projects');
-    assert.include(stdout, policyOneName);
-  });
-
-  it('should disable policies', async function () {
-    //this.retries(8);
-    await delay(this.test);
-    const stdout = execSync(
-      `node alerts.enablePolicies.js ${projectId} false 'display_name.size < 28'`
-    );
-    assert.include(stdout, 'Disabled projects');
-    assert.notInclude(stdout, policyOneName);
-    assert.include(stdout, policyTwoName);
-  });
-
-  it('should enable policies', async function () {
-    this.retries(8);
-    await delay(this.test);
-    const stdout = execSync(
-      `node alerts.enablePolicies.js ${projectId} true 'display_name.size < 28'`
-    );
-    assert.include(stdout, 'Enabled projects');
-    assert.notInclude(stdout, policyOneName);
-    assert.include(stdout, policyTwoName);
-  });
-
-  it('should list policies', () => {
-    const stdout = execSync(`node alerts.listPolicies.js ${projectId}`);
-    assert.include(stdout, 'Policies:');
-    assert.include(stdout, 'first-policy');
-    assert.include(stdout, 'Test');
-    assert.include(stdout, 'second');
-  });
-
-  it('should backup all policies', async function () {
-    this.retries(8);
-    await delay(this.test);
-    const output = execSync(`node alerts.backupPolicies.js ${projectId}`);
-    assert.include(output, 'Saved policies to ./policies_backup.json');
-    assert.ok(fs.existsSync(path.join(__dirname, '../policies_backup.json')));
-    await client.deleteAlertPolicy({name: policyOneName});
-  });
-
-  it('should restore policies', async function () {
-    this.retries(8);
-    await delay(this.test);
-    const output = execSync(`node alerts.restorePolicies.js ${projectId}`);
-    assert.include(output, 'Loading policies from ./policies_backup.json');
-    const matches = output.match(
-      /projects\/[A-Za-z0-9-]+\/alertPolicies\/([\d]+)/gi
-    );
-    assert.ok(Array.isArray(matches));
-    assert(matches.length > 1);
-    policyOneName = matches[0];
-    policyTwoName = matches[1];
-  });
-});
diff --git a/samples/test/metrics.test.js b/samples/test/metrics.test.js
deleted file mode 100644
index 65c94dc..0000000
--- a/samples/test/metrics.test.js
+++ /dev/null
@@ -1,235 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-const monitoring = require('@google-cloud/monitoring');
-const {assert} = require('chai');
-const {describe, it, before} = require('mocha');
-const cp = require('child_process');
-
-const execSync = cmd => cp.execSync(cmd, {encoding: 'utf-8'});
-
-const client = new monitoring.MetricServiceClient();
-const customMetricId = 'custom.googleapis.com/stores/daily_sales';
-const computeMetricId = 'compute.googleapis.com/instance/cpu/utilization';
-const filter = `metric.type="${computeMetricId}"`;
-const resourceId = 'cloudsql_database';
-let projectId;
-
-// A helper for delaying integration tests with an exponential backoff.
-// See examples like: https://github.com/googleapis/nodejs-monitoring/issues/190,
-// https://github.com/googleapis/nodejs-monitoring/issues/191.
-const delay = async test => {
-  const retries = test.currentRetry();
-  if (retries === 0) return; // no retry on the first failure.
-  // see: https://cloud.google.com/storage/docs/exponential-backoff:
-  const ms = Math.pow(2, retries) * 500 + Math.random() * 1000;
-  return new Promise(done => {
-    console.info(`retrying "${test.title}" in ${ms}ms`);
-    setTimeout(done, ms);
-  });
-};
-
-describe('metrics', async () => {
-  before(async () => {
-    projectId = await client.getProjectId();
-  });
-
-  it('should create a metric descriptors', async function () {
-    this.retries(8);
-    await delay(this.test);
-    const output = execSync(`node metrics.createDescriptor.js ${projectId}`);
-    assert.include(output, 'Created custom Metric');
-    assert.include(output, `Type: ${customMetricId}`);
-  });
-
-  it('should list metric descriptors, including the new custom one', async function () {
-    this.retries(8);
-    await delay(this.test);
-    const output = execSync(`node metrics.listDescriptors.js ${projectId}`);
-    assert.include(output, customMetricId);
-    assert.include(output, computeMetricId);
-  });
-
-  it('should get a metric descriptor', () => {
-    const output = execSync(
-      `node metrics.getDescriptor.js ${projectId} ${customMetricId}`
-    );
-    assert.include(output, `Type: ${customMetricId}`);
-  });
-
-  it('should write time series data', async function () {
-    this.retries(5);
-    await delay(this.test);
-    const output = execSync(`node metrics.writeTimeSeriesData.js ${projectId}`);
-    assert.include(output, 'Done writing time series data.');
-  });
-
-  it('should delete a metric descriptor', async function () {
-    this.retries(5);
-    await delay(this.test);
-    const output = execSync(
-      `node metrics.deleteDescriptor.js ${projectId} ${customMetricId}`
-    );
-    assert.include(output, `Deleted ${customMetricId}`);
-  });
-
-  it('should list monitored resource descriptors', () => {
-    const output = execSync(
-      `node metrics.listMonitoredResourceDescriptors.js ${projectId}`
-    );
-    assert.include(
-      output,
-      `projects/${projectId}/monitoredResourceDescriptors/${resourceId}`
-    );
-  });
-
-  it('should get a monitored resource descriptor', () => {
-    const output = execSync(
-      `node metrics.getMonitoredResourceDescriptor.js ${projectId} ${resourceId}`
-    );
-    assert.include(output, `Type: ${resourceId}`);
-  });
-
-  it('should read time series data', async () => {
-    const [timeSeries] = await client.listTimeSeries({
-      name: client.projectPath(projectId),
-      filter: filter,
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-    });
-    const output = execSync(
-      `node metrics.readTimeSeriesData ${projectId} '${filter}'`
-    );
-    //t.true(true); // Do not fail if there is simply no data to return.
-    timeSeries.forEach(data => {
-      assert.include(output, `${data.metric.labels.instance_name}:`);
-      data.points.forEach(point => {
-        assert.include(output, JSON.stringify(point.value));
-      });
-    });
-  });
-
-  it('should read time series data fields', async () => {
-    const [timeSeries] = await client.listTimeSeries({
-      name: client.projectPath(projectId),
-      filter: filter,
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      // Don't return time series data, instead just return information about
-      // the metrics that match the filter
-      view: 'HEADERS',
-    });
-    const output = execSync(
-      `node metrics.readTimeSeriesFields.js ${projectId}`
-    );
-    assert.include(output, 'Found data points for the following instances');
-    timeSeries.forEach(data => {
-      assert.include(output, data.metric.labels.instance_name);
-    });
-  });
-
-  it('should read time series data aggregated', async function () {
-    this.retries(5);
-    await delay(this.test);
-    const [timeSeries] = await client.listTimeSeries({
-      name: client.projectPath(projectId),
-      filter: filter,
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      // Aggregate results per matching instance
-      aggregation: {
-        alignmentPeriod: {
-          seconds: 600,
-        },
-        perSeriesAligner: 'ALIGN_MEAN',
-      },
-    });
-    let output;
-    try {
-      output = execSync(`node metrics.readTimeSeriesAggregate.js ${projectId}`);
-    } catch (e) {
-      console.error(e);
-      throw e;
-    }
-    assert.include(output, 'CPU utilization:');
-    timeSeries.forEach(data => {
-      assert.include(output, data.metric.labels.instance_name);
-      assert.include(output, ' Now: 0.');
-      // Don't assert against a value from 10 minutes ago, if none is
-      // being reported by stackdriver:
-      if (data.points.length > 1) {
-        assert.include(output, ' 10 min ago: 0.');
-      }
-    });
-  });
-
-  it('should read time series data reduced', async () => {
-    await client.listTimeSeries({
-      name: client.projectPath(projectId),
-      filter: filter,
-      interval: {
-        startTime: {
-          // Limit results to the last 20 minutes
-          seconds: Date.now() / 1000 - 60 * 20,
-        },
-        endTime: {
-          seconds: Date.now() / 1000,
-        },
-      },
-      // Aggregate results per matching instance
-      aggregation: {
-        alignmentPeriod: {
-          seconds: 600,
-        },
-        crossSeriesReducer: 'REDUCE_MEAN',
-        perSeriesAligner: 'ALIGN_MEAN',
-      },
-    });
-    const output = execSync(
-      `node metrics.readTimeSeriesReduce.js ${projectId}`
-    );
-    // Special case: No output.
-    if (output.indexOf('No data') < 0) {
-      assert.include(
-        output,
-        'Average CPU utilization across all GCE instances:'
-      );
-      assert.include(output, 'Last 10 min');
-      assert.include(output, '10-20 min ago');
-    }
-  });
-});
diff --git a/samples/test/uptime.test.js b/samples/test/uptime.test.js
deleted file mode 100644
index ffa4961..0000000
--- a/samples/test/uptime.test.js
+++ /dev/null
@@ -1,107 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-'use strict';
-
-const {assert} = require('chai');
-const {describe, it} = require('mocha');
-const cp = require('child_process');
-
-const execSync = cmd => cp.execSync(cmd, {encoding: 'utf-8'});
-
-const cmd = 'node uptime.js';
-const projectId =
-  process.env.GCLOUD_PROJECT || process.env.GOOGLE_CLOUD_PROJECT;
-const hostname = 'mydomain.com';
-
-function getResourceObjects(output) {
-  const regex = new RegExp(/^\s*Resource: (.*)$/gm);
-  const result = [];
-  let match;
-  while ((match = regex.exec(output)) !== null) {
-    result.push(JSON.parse(match[1]));
-  }
-  return result;
-}
-
-describe('uptime', () => {
-  it('should list uptime-check ips', async () => {
-    const output = execSync(`${cmd} list-ips`);
-    assert.match(output, /USA/);
-  });
-
-  let id;
-
-  it('should create an uptime check', async () => {
-    const output = execSync(`${cmd} create ${hostname}`);
-    const matches = output.match(
-      new RegExp(`ID: projects/${projectId}/uptimeCheckConfigs/(.+)`)
-    );
-    id = matches[1];
-    assert.match(output, /Uptime check created:/);
-    const resources = getResourceObjects(output);
-    assert.include(resources[0]['type'], 'uptime_url');
-    assert.include(resources[0]['labels']['host'], hostname);
-    assert.match(output, /Display Name: My Uptime Check/);
-  });
-
-  it('should get an uptime check', async () => {
-    const output = execSync(`${cmd} get ${id}`);
-    assert.match(
-      output,
-      new RegExp(`Retrieving projects/${projectId}/uptimeCheckConfigs/${id}`)
-    );
-    const resources = getResourceObjects(output);
-    assert.include(resources[0]['type'], 'uptime_url');
-    assert.include(resources[0]['labels']['host'], hostname);
-  });
-
-  it('should list uptime checks', async () => {
-    const output = execSync(`${cmd} list`);
-    const resources = getResourceObjects(output);
-    const resourceCount = resources.filter(
-      resource =>
-        resource['type'] === 'uptime_url' &&
-        resource['labels']['host'] === hostname
-    ).length;
-    assert.isAbove(resourceCount, 0);
-    assert.match(output, /Display Name: My Uptime Check/);
-  });
-
-  it('should update an uptime check', async () => {
-    const newDisplayName = 'My New Display';
-    const path = '/';
-    const output = execSync(`${cmd} update ${id} "${newDisplayName}" ${path}`);
-    assert.include(
-      output,
-      `Updating projects/${projectId}/uptimeCheckConfigs/${id} to ${newDisplayName}`
-    );
-    assert.include(
-      output,
-      `projects/${projectId}/uptimeCheckConfigs/${id} config updated.`
-    );
-  });
-
-  it('should delete an uptime check', async () => {
-    const output = execSync(`${cmd} delete ${id}`);
-    assert.include(
-      output,
-      `Deleting projects/${projectId}/uptimeCheckConfigs/${id}`
-    );
-    assert.include(
-      output,
-      `projects/${projectId}/uptimeCheckConfigs/${id} deleted.`
-    );
-  });
-});
diff --git a/samples/uptime.js b/samples/uptime.js
deleted file mode 100644
index addd5cb..0000000
--- a/samples/uptime.js
+++ /dev/null
@@ -1,331 +0,0 @@
-// Copyright 2017 Google LLC
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-/**
- * This application demonstrates how to perform basic operations on uptime check
- * configs with the Google Stackdriver Monitoring API.
- *
- * For more information, see the README.md under /monitoring and the
- * documentation at https://cloud.google.com/monitoring/uptime-checks/.
- */
-
-'use strict';
-
-async function createUptimeCheckConfig(projectId, hostname) {
-  // [START monitoring_uptime_check_create]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.UptimeCheckServiceClient();
-
-  /**
-   * TODO(developer): Uncomment and edit the following lines of code.
-   */
-  // const projectId = 'YOUR_PROJECT_ID';
-  // const hostname = 'mydomain.com';
-
-  const request = {
-    // i.e. parent: 'projects/my-project-id'
-    parent: client.projectPath(projectId),
-    uptimeCheckConfig: {
-      displayName: 'My Uptime Check',
-      monitoredResource: {
-        // See the Uptime Check docs for supported MonitoredResource types
-        type: 'uptime_url',
-        labels: {
-          host: hostname,
-        },
-      },
-      httpCheck: {
-        path: '/',
-        port: 80,
-      },
-      timeout: {
-        seconds: 10,
-      },
-      period: {
-        seconds: 300,
-      },
-    },
-  };
-
-  // Creates an uptime check config for a GCE instance
-  const [uptimeCheckConfig] = await client.createUptimeCheckConfig(request);
-  console.log('Uptime check created:');
-  console.log(`ID: ${uptimeCheckConfig.name}`);
-  console.log(`Display Name: ${uptimeCheckConfig.displayName}`);
-  console.log('Resource: %j', uptimeCheckConfig.monitoredResource);
-  console.log('Period: %j', uptimeCheckConfig.period);
-  console.log('Timeout: %j', uptimeCheckConfig.timeout);
-  console.log(`Check type: ${uptimeCheckConfig.check_request_type}`);
-  console.log(
-    'Check: %j',
-    uptimeCheckConfig.httpCheck || uptimeCheckConfig.tcpCheck
-  );
-  console.log(
-    `Content matchers: ${uptimeCheckConfig.contentMatchers
-      .map(matcher => matcher.content)
-      .join(', ')}`
-  );
-  console.log(`Regions: ${uptimeCheckConfig.selectedRegions.join(', ')}`);
-
-  // [END monitoring_uptime_check_create]
-}
-
-async function listUptimeCheckConfigs(projectId) {
-  // [START monitoring_uptime_check_list_configs]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.UptimeCheckServiceClient();
-
-  /**
-   * TODO(developer): Uncomment and edit the following lines of code.
-   */
-  // const projectId = 'YOUR_PROJECT_ID';
-
-  const request = {
-    parent: client.projectPath(projectId),
-  };
-
-  // Retrieves an uptime check config
-  const [uptimeCheckConfigs] = await client.listUptimeCheckConfigs(request);
-
-  uptimeCheckConfigs.forEach(uptimeCheckConfig => {
-    console.log(`ID: ${uptimeCheckConfig.name}`);
-    console.log(`  Display Name: ${uptimeCheckConfig.displayName}`);
-    console.log('  Resource: %j', uptimeCheckConfig.monitoredResource);
-    console.log('  Period: %j', uptimeCheckConfig.period);
-    console.log('  Timeout: %j', uptimeCheckConfig.timeout);
-    console.log(`  Check type: ${uptimeCheckConfig.check_request_type}`);
-    console.log(
-      '  Check: %j',
-      uptimeCheckConfig.httpCheck || uptimeCheckConfig.tcpCheck
-    );
-    console.log(
-      `  Content matchers: ${uptimeCheckConfig.contentMatchers
-        .map(matcher => matcher.content)
-        .join(', ')}`
-    );
-    console.log(`  Regions: ${uptimeCheckConfig.selectedRegions.join(', ')}`);
-  });
-
-  // [END monitoring_uptime_check_list_configs]
-}
-
-async function listUptimeCheckIps() {
-  // [START monitoring_uptime_check_list_ips]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.UptimeCheckServiceClient();
-
-  // List uptime check IPs
-  const [uptimeCheckIps] = await client.listUptimeCheckIps();
-  uptimeCheckIps.forEach(uptimeCheckIp => {
-    console.log(
-      uptimeCheckIp.region,
-      uptimeCheckIp.location,
-      uptimeCheckIp.ipAddress
-    );
-  });
-
-  // [END monitoring_uptime_check_list_ips]
-}
-
-async function getUptimeCheckConfig(projectId, uptimeCheckConfigId) {
-  // [START monitoring_uptime_check_get]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.UptimeCheckServiceClient();
-
-  /**
-   * TODO(developer): Uncomment and edit the following lines of code.
-   */
-  // const projectId = 'YOUR_PROJECT_ID';
-  // const uptimeCheckConfigId = 'YOUR_UPTIME_CHECK_CONFIG_ID';
-
-  const request = {
-    // i.e. name: 'projects/my-project-id/uptimeCheckConfigs/My-Uptime-Check
-    name: client.projectUptimeCheckConfigPath(projectId, uptimeCheckConfigId),
-  };
-
-  console.log(`Retrieving ${request.name}`);
-
-  // Retrieves an uptime check config
-  const [uptimeCheckConfig] = await client.getUptimeCheckConfig(request);
-  console.log(`ID: ${uptimeCheckConfig.name}`);
-  console.log(`Display Name: ${uptimeCheckConfig.displayName}`);
-  console.log('Resource: %j', uptimeCheckConfig.monitoredResource);
-  console.log('Period: %j', uptimeCheckConfig.period);
-  console.log('Timeout: %j', uptimeCheckConfig.timeout);
-  console.log(`Check type: ${uptimeCheckConfig.check_request_type}`);
-  console.log(
-    'Check: %j',
-    uptimeCheckConfig.httpCheck || uptimeCheckConfig.tcpCheck
-  );
-  console.log(
-    `Content matchers: ${uptimeCheckConfig.contentMatchers
-      .map(matcher => matcher.content)
-      .join(', ')}`
-  );
-  console.log(`Regions: ${uptimeCheckConfig.selectedRegions.join(', ')}`);
-
-  // [END monitoring_uptime_check_get]
-}
-
-async function deleteUptimeCheckConfig(projectId, uptimeCheckConfigId) {
-  // [START monitoring_uptime_check_delete]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.UptimeCheckServiceClient();
-
-  /**
-   * TODO(developer): Uncomment and edit the following lines of code.
-   */
-  // const projectId = 'YOUR_PROJECT_ID';
-  // const uptimeCheckConfigId = 'YOUR_UPTIME_CHECK_CONFIG_ID';
-
-  const request = {
-    // i.e. name: 'projects/my-project-id/uptimeCheckConfigs/My-Uptime-Check
-    name: client.projectUptimeCheckConfigPath(projectId, uptimeCheckConfigId),
-  };
-
-  console.log(`Deleting ${request.name}`);
-
-  // Delete an uptime check config
-  await client.deleteUptimeCheckConfig(request);
-  console.log(`${request.name} deleted.`);
-
-  // [END monitoring_uptime_check_delete]
-}
-
-async function updateUptimeCheckConfigDisplayName(
-  projectId,
-  uptimeCheckConfigId,
-  displayName,
-  path
-) {
-  // [START monitoring_uptime_check_update]
-  // Imports the Google Cloud client library
-  const monitoring = require('@google-cloud/monitoring');
-
-  // Creates a client
-  const client = new monitoring.UptimeCheckServiceClient();
-
-  /**
-   * TODO(developer): Uncomment and edit the following lines of code.
-   */
-  // const projectId = 'YOUR_PROJECT_ID';
-  // const uptimeCheckConfigId = 'YOUR_UPTIME_CHECK_CONFIG_ID';
-  // const displayName = 'A New Display Name';
-  // const path = '/some/path';
-
-  const request = {
-    // i.e. name: 'projects/my-project-id/uptimeCheckConfigs/My-Uptime-Check
-    name: client.projectUptimeCheckConfigPath(projectId, uptimeCheckConfigId),
-  };
-
-  console.log(`Updating ${request.name} to ${displayName}`);
-
-  // Updates the display name and path on an uptime check config
-  request.uptimeCheckConfig = {
-    name: request.name,
-    displayName: displayName,
-    httpCheck: {
-      path: path,
-    },
-  };
-
-  request.updateMask = {
-    paths: ['display_name', 'http_check.path'],
-  };
-
-  const [response] = await client.updateUptimeCheckConfig(request);
-  console.log(`${response.name} config updated.`);
-
-  // [END monitoring_uptime_check_update]
-}
-
-require('yargs')
-  .demand(1)
-  .command(
-    'create <hostname> [projectId]',
-    'Creates an uptime check config.',
-    {},
-    opts => createUptimeCheckConfig(opts.projectId, '' + opts.hostname)
-  )
-  .command('list [projectId]', 'Lists uptime check configs.', {}, opts =>
-    listUptimeCheckConfigs(opts.projectId)
-  )
-  .command('list-ips', 'Lists uptime check config IPs.', {}, () =>
-    listUptimeCheckIps()
-  )
-  .command(
-    'get <uptimeCheckConfigId> [projectId]',
-    'Gets an uptime check config.',
-    {},
-    opts => getUptimeCheckConfig(opts.projectId, opts.uptimeCheckConfigId)
-  )
-  .command(
-    'delete <uptimeCheckConfigId> [projectId]',
-    'Deletes an uptime check config.',
-    {},
-    opts => deleteUptimeCheckConfig(opts.projectId, opts.uptimeCheckConfigId)
-  )
-  .command(
-    'update <uptimeCheckConfigId> <displayName> <path> [projectId]',
-    'Update the display name of an uptime check config.',
-    {},
-    opts =>
-      updateUptimeCheckConfigDisplayName(
-        opts.projectId,
-        opts.uptimeCheckConfigId,
-        opts.displayName,
-        opts.path
-      )
-  )
-  .options({
-    projectId: {
-      alias: 'p',
-      default: process.env.GCLOUD_PROJECT || process.env.GOOGLE_CLOUD_PROJECT,
-      global: true,
-      requiresArg: true,
-      type: 'string',
-    },
-  })
-  .example('node $0 create mydomain.com', 'Create an uptime check.')
-  .example('node $0 list', 'List all uptime check configs.')
-  .example(
-    'node $0 list "resource.type = gce_instance AND resource.label.instance_id = mongodb"',
-    'List all uptime check configs for a specific GCE instance.'
-  )
-  .example('node $0 list-ips')
-  .example('node $0 get My-Uptime-Check')
-  .example('node $0 delete My-Uptime-Check')
-  .example('node $0 update My-Uptime-Check "My New Uptime Check" /some/path')
-  .wrap(120)
-  .recommendCommands()
-  .epilogue(
-    'For more information, see https://cloud.google.com/monitoring/uptime-checks/'
-  )
-  .help()
-  .strict().argv;