Dave Roman, is a cartoonist/illustrator/editor who works at Nickelodeon Magazine. For those who used to take Klaus Janson's class at SVA, do you remember him coming by and giving us advice? Below is a link on his website which summarizes what he spoke that day.
It's always good to get a refresher on these kind of things.
Advice for building a career as a freelance artist and/or paid cartoonist by Dave Roman.