Did you know the volume button on your phone can be used to take pictures? How about using the “Guest Mode” feature on your Android phone so that when someone asks to borrow they cannot access the personal information stored on your phone? Did you know that you could do a reverse image search to help yourself when using an online dating service to find out if you are being scammed by someone using a fake picture? All these tricks and more are contained in an article by Kim Komodo on the USA Today site entitled “How did I not know this?”