Hi FAR,
Here's another thread happening today that discusses this topic, alot of good info in it. From there, if you look at Rodney's post, he includes yet another link to another thread that has a well laid out pricing procedure. Hope it helps.
One thing to never do is undersell yourself, and prices are harded to adjust upward later. GL. Here's the link:
My T-Shirt Pricing? What do you think??