Make a Fork.
Clone the repository to your local desktop.
Select the folder(what you are creating)
Create new folder inside the selected folder and give it a name (It's necessary).
Make changes and Add to Staging here.
Commit changes [always write the message short and easy to understand (ideally 3 to 5 words).]
Push the changes so that Pull request will be generated.
Make PR.
Commits should be descriptive.