Yeah, you should really go through some of the tutorials here. There are some great resources – all free. You can also check out my YouTube channel:
http://www.youtube.com/user/cupadeecakes/videos?view=0
I use an all-butter buttercream, but my edges are so sharp they will cut you! ;-)
Jenniffer White, Cup a Dee Cakes - http://cupadeecakes.blogspot.com