INC: 9 Facebook Hacks and Tricks Anyone Can Use. “Think you’ve been on Facebook so long that you know all the ins and outs? Guess again. As Internet-savvy as you may feel, there are always little tips and tricks that you probably didn’t know that will simply change your life. Here are 9 essential Facebook hacks you need–but didn’t even know you did.” Quick roundup but a couple of gems here.