OK, I know you probably don't read the terms of service on the sites you use and the apps you download. You really should. It is enlightening!
CNN Money has pointed out some of the more ridiculous terms of service out there.
For example, LinkedIn says it can claim anything you share on the site. You think you're networking, but you're just giving up any idea you mention - and LinkedIn can profit from it!
Brightest Flashlight Free also collected all your information and sent it to third-party advertisers.
Find out more questionable terms of service from sites and apps.
For your own protection, here's a site that will show you how sites use your personal information.