Well, I don't know much about paint.net, but I know my way around GIMP. Here are a few good tutorials: http://blakemoso.deviantart.com/art/Gim ... t-82079345 That one teaches you how to make a decent sig with a stock. http://zg-kitty.deviantart.com/art/Do-s ... g-88880143 The basics of what you should and shouldn't put in a sig. Read it every couple of weeks as you progress : http://senthrax.deviantart.com/art/Full ... l-55042010 A lot of people have said good things about this tutorial, but I personally found it hard to work with :? There you go, and have fun!