Ubercharged.net has just recently finished their introduction to competitive TF2. "The competitive TF2 guide is a long serial article about how competitive games work. While introductory in nature, we still go into quite a lot of depth about how things work. If you’re interested in trying competitive TF2 out, we’d recommend you give all the articles a quick skim." Source: Ubercharged.net http://www.ubercharged.net/how-to-play-tf2/the-competitive-tf2-guide/U... more »