diff --git a/app/controllers/comments_controller.rb b/app/controllers/comments_controller.rb
index 95f998c..180c22e 100644
--- a/app/controllers/comments_controller.rb
+++ b/app/controllers/comments_controller.rb
@@ -1,15 +1,21 @@
 class CommentsController < ApplicationController
   before_action :authenticate_user!
+  before_action :set_post
 
   def create
-    post = Post.find(params[:post_id])
     comments_params = params.require(:comment).permit(:message)
     comments_params[:user_id] = current_user.id
-    comment = post.comments.build(comments_params)
+    comment = @post.comments.build(comments_params)
     if comment.save
-      redirect_to post, notice: t('.success')
+      redirect_to @post, notice: t('.success')
     else
-      redirect_to post, alert: t('.error')
+      redirect_to @post, alert: t('.error')
     end
   end
 end
+
+private
+
+def set_post
+  @post = Post.friendly.find(params[:post_id])
+end
diff --git a/app/controllers/invitations_controller.rb b/app/controllers/invitations_controller.rb
index 6029ca5..fec2e33 100644
--- a/app/controllers/invitations_controller.rb
+++ b/app/controllers/invitations_controller.rb
@@ -25,7 +25,7 @@ def show; end
   private
 
   def set_invitation
-    @invitation = Invitation.find(params[:id])
+    @invitation = Invitation.friendly.find(params[:id])
   end
 
   def authorize!
diff --git a/app/controllers/posts/likes_controller.rb b/app/controllers/posts/likes_controller.rb
index b0024a0..7175121 100644
--- a/app/controllers/posts/likes_controller.rb
+++ b/app/controllers/posts/likes_controller.rb
@@ -5,7 +5,7 @@ class LikesController < LikesController
     private
 
     def set_likeable
-      @likeable = Post.find(params[:post_id])
+      @likeable = Post.friendly.find(params[:post_id])
       @post = @likeable
     end
   end
diff --git a/app/controllers/posts_controller.rb b/app/controllers/posts_controller.rb
index 7adfc0c..69df32f 100644
--- a/app/controllers/posts_controller.rb
+++ b/app/controllers/posts_controller.rb
@@ -68,7 +68,7 @@ def post_params
   end
 
   def set_post
-    @post = Post.find(params[:id])
+    @post = Post.friendly.find(params[:id])
   end
 
   def authorize!
diff --git a/app/controllers/reports_controller.rb b/app/controllers/reports_controller.rb
index d3f433d..ea5b8d2 100644
--- a/app/controllers/reports_controller.rb
+++ b/app/controllers/reports_controller.rb
@@ -49,7 +49,7 @@ def remove_profile
   def set_reportable_for_new
     reportable_id = params[:reportable]
     reportable_type = params[:reportable_type]
-    @reportable = Post.find(reportable_id) if reportable_type == 'Post'
+    @reportable = Post.friendly.find(reportable_id) if reportable_type == 'Post'
     @reportable = Profile.friendly.find(reportable_id) if reportable_type == 'Profile'
     @reportable = Comment.find(reportable_id) if reportable_type == 'Comment'
     @reportable = Reply.find(reportable_id) if reportable_type == 'Reply'
diff --git a/app/models/invitation.rb b/app/models/invitation.rb
index b5a492c..7cf0a4d 100644
--- a/app/models/invitation.rb
+++ b/app/models/invitation.rb
@@ -13,6 +13,9 @@ class Invitation < ApplicationRecord
   after_create :create_notification
   after_create :validate_and_approve_pending_request
 
+  extend FriendlyId
+  friendly_id :project_title, use: :slugged
+
   def set_status
     self.status = 'pending'
   end
diff --git a/app/models/post.rb b/app/models/post.rb
index 51134ac..a3ea31c 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -20,6 +20,9 @@ class Post < ApplicationRecord
 
   has_rich_text :content
 
+  extend FriendlyId
+  friendly_id :title, use: :slugged
+
   def self.get_sample(amount)
     published.sample amount
   end
diff --git a/db/migrate/20240215171014_add_slug_to_posts.rb b/db/migrate/20240215171014_add_slug_to_posts.rb
new file mode 100644
index 0000000..8b0745c
--- /dev/null
+++ b/db/migrate/20240215171014_add_slug_to_posts.rb
@@ -0,0 +1,6 @@
+class AddSlugToPosts < ActiveRecord::Migration[7.1]
+  def change
+    add_column :posts, :slug, :string
+    add_index :posts, :slug, unique: true
+  end
+end
diff --git a/db/migrate/20240215173337_add_slug_to_invitations.rb b/db/migrate/20240215173337_add_slug_to_invitations.rb
new file mode 100644
index 0000000..ee67bf3
--- /dev/null
+++ b/db/migrate/20240215173337_add_slug_to_invitations.rb
@@ -0,0 +1,6 @@
+class AddSlugToInvitations < ActiveRecord::Migration[7.1]
+  def change
+    add_column :invitations, :slug, :string
+    add_index :invitations, :slug, unique: true
+  end
+end
diff --git a/db/migrate/20240215115707_create_friendly_id_slugs.rb b/db/migrate/20240215181135_create_friendly_id_slugs.rb
similarity index 100%
rename from db/migrate/20240215115707_create_friendly_id_slugs.rb
rename to db/migrate/20240215181135_create_friendly_id_slugs.rb
diff --git a/db/schema.rb b/db/schema.rb
index 7712822..5aa8144 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_02_15_115707) do
+ActiveRecord::Schema[7.1].define(version: 2024_02_15_181135) do
   create_table "action_text_rich_texts", force: :cascade do |t|
     t.string "name", null: false
     t.text "body"
@@ -119,7 +119,9 @@
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.integer "project_id", null: false
+    t.string "slug"
     t.index ["profile_id"], name: "index_invitations_on_profile_id"
+    t.index ["slug"], name: "index_invitations_on_slug", unique: true
   end
 
   create_table "job_categories", force: :cascade do |t|
@@ -177,6 +179,8 @@
     t.integer "status", default: 0
     t.datetime "published_at"
     t.string "old_status"
+    t.string "slug"
+    t.index ["slug"], name: "index_posts_on_slug", unique: true
     t.index ["user_id"], name: "index_posts_on_user_id"
   end