How can can I copy and edit the files and documents in Source Hacker?

To make a copy and edit the files, it is recommended to have a free Google account.

To create a Google account:

1. Go to www.google.com.
2. Click "Create An Account".
3. The signup form will appear.
4. Review Google's Terms of Service and Privacy Policy, tick the check-box, then click "Next Step".
5. Then a page to create your profile will appear.
6. Your account will be created, and the Google welcome page will appear.

If you already have a Google account:

1. Visit the document you want to edit.
2. Click "File" and select "Make A Copy":