diff --git a/backend/laravel.php b/backend/laravel.php
index 45a64ba..7d0c6eb 100644
--- a/backend/laravel.php
+++ b/backend/laravel.php
@@ -1,11 +1,11 @@
 <?php
 
 /********************************************************************************************
- * 1. CLI AVAILABLE COMMANDS FOR ARTISAN
+ * CLI AVAILABLE COMMANDS FOR ARTISAN
  * https://laravel.com/docs/5.8/artisan
  ********************************************************************************************/
 
-// 1.1. MAIN.
+// MAIN.
 
 php artisan clear-compiled       // Remove the compiled class file
 php artisan down                 // Put the application into maintenance mode
@@ -21,38 +21,38 @@ php artisan serve                // Serve the application on the PHP development
 php artisan tinker               // Interact with your application
 php artisan up                   // Bring the application out of maintenance mode
 
-// 1.2. APP.
+// APP.
 
 php artisan app:name             // Set the application namespace
 
-// 1.3. AUTH
+// AUTH
 
 php artisan auth:clear-resets    // Flush expired password reset tokens
 
-// 1.4. CACHE
+// CACHE
 
 php artisan cache:clear          // Flush the application cache
 php artisan cache:forget         // Remove an item from the cache
 php artisan cache:table          // Create a migration for the cache database table
  
-// 1.5. CONFIG
+// CONFIG
 
 php artisan config:cache         // Create a cache file for faster configuration loading
 php artisan config:clear         // Remove the configuration cache file
  
-// 1.6. DB
+// DB
 
 php artisan db:seed              // Seed the database with records
 
-// 1.7. EVENT
+// EVENT
 
 php artisan event:generate       // Generate the missing events and listeners based on registration
 
-// 1.8. KEY
+// KEY
 
 php artisan key:generate         // Set the application key
 
-// 1.9. MAKE
+// MAKE
 
 php artisan make:auth            // Scaffold basic login and registration views and routes
 php artisan make:channel         // Create a new channel class
@@ -77,7 +77,7 @@ php artisan make:rule            // Create a new validation rule
 php artisan make:seeder          // Create a new seeder class
 php artisan make:test            // Create a new test class
 
-// 1.10. MIGRATE
+// MIGRATE
 
 php artisan migrate:fresh        // Drop all tables and re-run all migrations
 php artisan migrate:install      // Create the migration repository
@@ -86,19 +86,19 @@ php artisan migrate:reset        // Rollback all database migrations
 php artisan migrate:rollback     // Rollback the last database migration
 php artisan migrate:status       // Show the status of each migration
 
-// 1.11. NOTIFICATIONS
+// NOTIFICATIONS
 
 php artisan notifications:table  // Create a migration for the notifications table
 
-// 1.12. OPTIMIZE
+// OPTIMIZE
 
 php artisan optimize:clear       // Remove the cached bootstrap files
 
-// 1.13. PACKAGE
+// PACKAGE
 
 php artisan package:discover     // Rebuild the cached package manifest
 
-// 1.14. QUEUE
+// QUEUE
 
 php artisan queue:failed         // List all of the failed queue jobs
 php artisan queue:failed-table   // Create a migration for the failed queue jobs database table
@@ -110,35 +110,35 @@ php artisan queue:retry          // Retry a failed queue job
 php artisan queue:table          // Create a migration for the queue jobs database table
 php artisan queue:work           // Start processing jobs on the queue as a daemon
 
-// 1.15. ROUTE
+// ROUTE
 
 php artisan route:cache          // Create a route cache file for faster route registration
 php artisan route:clear          // Remove the route cache file
 php artisan route:list           // List all registered routes
 
-// 1.16. SCHEDULE
+// SCHEDULE
 
 php artisan schedule:run         // Run the scheduled commands
 
-// 1.17. SESSION
+// SESSION
 
 php artisan session:table        // Create a migration for the session database table
 
-// 1.18. STORAGE
+// STORAGE
 
 php artisan storage:link         // Create a symbolic link from "public/storage" to "storage/app/public"
 
-// 1.19. VENDOR
+// VENDOR
 
 php artisan vendor:publish       // Publish any publishable assets from vendor packages
 
-// 1.20. VIEW
+// VIEW
 
 php artisan view:cache           // Compile all of the application's Blade templates
 php artisan view:clear           // Clear all compiled view files
 
 /********************************************************************************************
- * 2. REQUEST
+ * REQUEST
  * https://laravel.com/api/5.8/Illuminate/Http/Request.html
  * https://laravel.com/docs/5.8/requests
  ********************************************************************************************/
@@ -146,7 +146,7 @@ php artisan view:clear           // Clear all compiled view files
 
 
 /********************************************************************************************
- * 3. RESPONSE
+ * RESPONSE
  * https://laravel.com/api/5.8/Illuminate/Http/Response.html
  * https://laravel.com/docs/5.8/responses
  ********************************************************************************************/
@@ -154,41 +154,41 @@ php artisan view:clear           // Clear all compiled view files
 
 
 /********************************************************************************************
- * 4. ROUTING
+ * ROUTING
  * https://laravel.com/docs/5.8/routing
  ********************************************************************************************/
 
 
 
  /********************************************************************************************
- * 5. MIDDLEWARE
+ * MIDDLEWARE
  * https://laravel.com/docs/5.8/middleware
  ********************************************************************************************/
 
 
 /********************************************************************************************
- * 6. CONTROLLERS
+ * CONTROLLERS
  * https://laravel.com/docs/5.8/controllers
  ********************************************************************************************/
 
 
 
 /********************************************************************************************
- * 7. SESSION
+ * SESSION
  * https://laravel.com/docs/5.8/session
  ********************************************************************************************/
 
 
 
 /********************************************************************************************
- * 8. URL GENERATION
+ * URL GENERATION
  * https://laravel.com/docs/5.8/urls
  ********************************************************************************************/
 
 
 
 /********************************************************************************************
- * 9. VALIDATION
+ * VALIDATION
  * https://laravel.com/docs/5.8/validation
  ********************************************************************************************/
 
@@ -258,20 +258,77 @@ url                                    // The field under validation must be a v
 uuid                                   // The field under validation must be a valid RFC 4122 (version 1, 3, 4, or 5) universally unique identifier (UUID).
 
 /********************************************************************************************
- * 10. ERROR HANDLING
+ * ERROR HANDLING
  * https://laravel.com/docs/5.8/errors
  ********************************************************************************************/
 
-
-
 /********************************************************************************************
- * 11. LOGGING
- * https://laravel.com/docs/5.8/logging
+ * COLLECTION COLUMN TYPES
+ * https://laravel.com/docs/5.8/migrations#generating-migrations
  ********************************************************************************************/
 
+$table->bigIncrements('id');                       // Auto-incrementing UNSIGNED BIGINT (primary key) equivalent column.
+$table->bigInteger('votes');                       // BIGINT equivalent column.
+$table->binary('data');                            // BLOB equivalent column.
+$table->boolean('confirmed');                      // BOOLEAN equivalent column.
+$table->char('name', 100);                         // CHAR equivalent column with an optional length.
+$table->date('created_at');                        // DATE equivalent column.
+$table->dateTime('created_at');                    // DATETIME equivalent column.
+$table->dateTimeTz('created_at');                  // DATETIME (with timezone) equivalent column.
+$table->decimal('amount', 8, 2);                   // DECIMAL equivalent column with a precision (total digits) and scale (decimal digits).
+$table->double('amount', 8, 2);                    // DOUBLE equivalent column with a precision (total digits) and scale (decimal digits).
+$table->enum('level', ['easy', 'hard']);           // ENUM equivalent column.
+$table->float('amount', 8, 2);                     // FLOAT equivalent column with a precision (total digits) and scale (decimal digits).
+$table->geometry('positions');                     // GEOMETRY equivalent column.
+$table->geometryCollection('positions');           // GEOMETRYCOLLECTION equivalent column.
+$table->increments('id');                          // Auto-incrementing UNSIGNED INTEGER (primary key) equivalent column.
+$table->integer('votes');                          // INTEGER equivalent column.
+$table->ipAddress('visitor');                      // IP address equivalent column.
+$table->json('options');                           // JSON equivalent column.
+$table->jsonb('options');                          // JSONB equivalent column.
+$table->lineString('positions');                   // LINESTRING equivalent column.
+$table->longText('description');                   // LONGTEXT equivalent column.
+$table->macAddress('device');                      // MAC address equivalent column.
+$table->mediumIncrements('id');                    // Auto-incrementing UNSIGNED MEDIUMINT (primary key) equivalent column.
+$table->mediumInteger('votes');                    // MEDIUMINT equivalent column.
+$table->mediumText('description');                 // MEDIUMTEXT equivalent column.
+$table->morphs('taggable');                        // Adds taggable_id UNSIGNED BIGINT and taggable_type VARCHAR equivalent columns.
+$table->uuidMorphs('taggable');                    // Adds taggable_id CHAR(36) and taggable_type VARCHAR(255) UUID equivalent columns.
+$table->multiLineString('positions');              // MULTILINESTRING equivalent column.
+$table->multiPoint('positions');                   // MULTIPOINT equivalent column.
+$table->multiPolygon('positions');                 // MULTIPOLYGON equivalent column.
+$table->nullableMorphs('taggable');                // Adds nullable versions of morphs() columns.
+$table->nullableUuidMorphs('taggable');            // Adds nullable versions of uuidMorphs() columns.
+$table->nullableTimestamps();                      // Alias of timestamps() method.
+$table->point('position');                         // POINT equivalent column.
+$table->polygon('positions');                      // POLYGON equivalent column.
+$table->rememberToken();                           // Adds a nullable remember_token VARCHAR(100) equivalent column.
+$table->set('flavors', ['strawberry', 'vanilla']); // SET equivalent column.
+$table->smallIncrements('id');                     // Auto-incrementing UNSIGNED SMALLINT (primary key) equivalent column.
+$table->smallInteger('votes');                     // SMALLINT equivalent column.
+$table->softDeletes();                             // Adds a nullable deleted_at TIMESTAMP equivalent column for soft deletes.
+$table->softDeletesTz();                           // Adds a nullable deleted_at TIMESTAMP (with timezone) equivalent column for soft deletes.
+$table->string('name', 100);                       // VARCHAR equivalent column with a optional length.
+$table->text('description');                       // TEXT equivalent column.
+$table->time('sunrise');                           // TIME equivalent column.
+$table->timeTz('sunrise');                         // TIME (with timezone) equivalent column.
+$table->timestamp('added_on');                     // TIMESTAMP equivalent column.
+$table->timestampTz('added_on');                   // TIMESTAMP (with timezone) equivalent column.
+$table->timestamps();                              // Adds nullable created_at and updated_at TIMESTAMP equivalent columns.
+$table->timestampsTz();                            // Adds nullable created_at and updated_at TIMESTAMP (with timezone) equivalent columns.
+$table->tinyIncrements('id');                      // Auto-incrementing UNSIGNED TINYINT (primary key) equivalent column.
+$table->tinyInteger('votes');                      // TINYINT equivalent column.
+$table->unsignedBigInteger('votes');               // UNSIGNED BIGINT equivalent column.
+$table->unsignedDecimal('amount', 8, 2);           // UNSIGNED DECIMAL equivalent column with a precision (total digits) and scale (decimal digits).
+$table->unsignedInteger('votes');                  // UNSIGNED INTEGER equivalent column.
+$table->unsignedMediumInteger('votes');            // UNSIGNED MEDIUMINT equivalent column.
+$table->unsignedSmallInteger('votes');             // UNSIGNED SMALLINT equivalent column.
+$table->unsignedTinyInteger('votes');              // UNSIGNED TINYINT equivalent column.
+$table->uuid('id');                                // UUID equivalent column.
+$table->year('birth_year');                        // YEAR equivalent column.
 
 /********************************************************************************************
- * 12. COLLECTIONS
+ * COLLECTION ELOQUENT METHODS
  * https://laravel.com/docs/5.7/collections
  ********************************************************************************************/
 
@@ -384,7 +441,7 @@ wrap
 zip
 
 /********************************************************************************************
- * 13. HTTP TESTS
+ * HTTP TESTS
  * https://laravel.com/docs/5.7/http-tests
  ********************************************************************************************/
 
@@ -441,7 +498,7 @@ $this->assertCredentials(array $credentials, $guard = null);         // $this->a
 $this->assertInvalidCredentials(array $credentials, $guard = null);  // Assert that the given credentials are invalid.
 
 /********************************************************************************************
- * 14. LARAVEL VALET COMMANDS
+ * LARAVEL VALET COMMANDS
  * https://laravel.com/docs/6.0/valet
  ********************************************************************************************/