You've probably heard a lot about Twitter
, the white-hot microblog-cum-social-network
that's growing even faster than Facebook
. Still, you're probably either wondering what Twitter actually is, or, if you've already signed up, how it actually works. Good news -- we've been spending a lot of time on Twitter lately, so we've compiled a list of questions and answers on how to get started, the basics of what to do once you're there, and even a few advanced tips on how to get the most out of Twitter over time. Take a look by clicking on 'Next' below.