What is Google Docs?
Google Docs is a free Web-based application that allows users to create, edit and store documents and spreadsheets online in Google Drive.
Multiple users can work collaboratively in real-time from geographically diverse locations in Google Docs with all participants able to view any document modifications.
If you wish to change the permission settings select, the drop down that is defaulted to the option can view.
Then you will have the options of: