If you've ever worked on shared documents, you know the potential for confusion: a coworker may harangue you over an old file without realizing that you made changes hours ago. That shouldn't be a problem with Google's G Suite in the future. Google is introducing an Activity dashboard for Docs, Sheets and Slides that lets anyone with edit access see who has seen a file and when. You'll know if your manager actually read that updated spreadsheet before giving you grief.