In Pictures: 25 tips and tools to make Google Driv...
7. Keep track of changes
Google Docs doesn't have the same Track Changes features as Microsoft Word, but that doesn't mean history is doomed to be forgotten. To look back at a detailed list of edits made to any document and optionally revert back to an older version of the file, open Docs' Revision History feature. You can find it in the File menu or by pressing Ctrl-Alt-Shift-G.
In Pictures: 25 tips and tools to make Google Drive better