If you don't want websites tracking you, and you don't want the pages you view to be saved in browse or search history, you need to active the incognito mode and this is what you need to do.
You probably seen video where clips are playing in a title text and made you wondered how the heck to they do that. Well it's pretty easy to create the video in text effect with Adobe Premiere.
You can set notifications to find out when your collaborators have modified your spreadsheets, and learn what sheets or cells they've modified. You can also choose how often you'd like to be notified.