We all have word processors, but under some emergency conditions like system failure or word processor crashes etc we can make use of Google Docs, to make our word documents online.
Google Docs, similar to other Google products is good and very much helpful under these circumstances.
You need to sign in using your Gmail account to access Google docs. It provides all the basic word processing tools. It allows you to save your files in their server and download it any time you want to.
This is good for people who travel often also. You can use Google docs to take care of your word documents online and download whenever you want to. You can work on them and edit them at any time logging into Google Docs. You can even grant some people permission to access your documents.