... you absolutely did not read the 'Terms Of Service' when you signed up for an online service. Do you really understand what company 'X' can (and does) do with your personal information? Some of it can be rather alarming indeed! Now there is a web site where you can go back and easily get an overview of why you should have been advertent. For some things that is. Perhaps you need to revisit what you have agreed to before/because it is too late. Here.