Google Docs is a cloud-based word processor similar to Microsoft Word. It is easy to share and collaborate remotely on a document using Google Docs and it is free to use with a Google account.
Get It
How to set up a Google account
If you already have an account, make sure you are logged into your Google account and visit https://docs.google.com/
Learn It
In-depth video for beginners using Google Docs:
Shorter overview of Google Docs: