More instructions added to Readme

@@ -6,7 +6,16 @@ See how the exact same Medium.com clone (called [Conduit](https://demo.realworld
 
 ### How to run the API
 
-Clone the repo, enter the project folder and run these commands to install the app
+Make sure you have PHP and Composer installed globally on your computer.
+
+Clone the repo and enter the project folder
+
+```
+git clone https://github.com/alexeymezenin/laravel-realworld-example-app.git
+cd laravel-realworld-example-app
+```
+
+Install the app
 
 ```
  composer install