Sex has a very definite learning curve and adult film stars are the best at it. When you're first starting out, you want to take things pretty slow so you can master the basics. Virtually every single person starts with the missionary position and eventually graduates to more advanced techniques like cowgirl and doggy style.
Anal is one of those things you definitely don't want to try unless you know you're truly ready. You have to be a true professional— like the adult film stars in this video. They each shared a story about the first time they had anal, and some of their answers are wild.