It doesn't have much on me; I've used Maps a few times that seems to be about itMake sure you are logged into your google account. Then go to: https://myadcenter.google.com/controls
On the left, click on "Manage Privacy."
While there you can also opt-in to tell Google what you like or don't like as far as advertising.
Just looked and it thinks I am in Health Care industry! I guess taking care of this forum makes me one.
Even duller than I expected!