Here are 10 important URLs compiled recently by Digital Inspiration that every single Google user should be aware of.
https://accounts.google.com/SignUpWithoutGmail — Create a Google account with your current email address instead of making a new gmail.com address.
https://www.google.com/ads/preferences — View and edit your profile within Google’s system as it relates to advertising (you can also opt out of interest-based ads here).
https://www.google.com/takeout — Use this link to export all of your data contained within the Google ecosystem, including emails, photos and YouTube videos.
https://support.google.com/legal — This URL will let you file a complaint in the event you find your content being used without permission on a Google website.
https://maps.google.com/locationhistory — This is exactly what you think it is, your location history if you use an Android phone or the Google Now iOS app.
https://history.google.com — Your entire search history; make a pot of coffee before you start digging.
https://www.google.com/settings/account/inactive — If you have unused Gmail accounts, use this to ensure that Google doesn’t delete them after extended periods of inactivity.
https://security.google.com/settings/security/activity — Think someone might have gained unauthorized access to your account? This is your first stop.
https://security.google.com/settings/security/permissions — Here is a complete list of all Web, mobile and desktop apps that can access your data.
https://admin.google.com/YOURDOMAIN/VerifyAdminAccountPasswordReset — A link to reset your Google Apps password if your account is ever hacked (replace “YOURDOMAIN” with your URL, including the top-level domain).