Firts , sorry because english is not my native lenguage and and it is very likely I make mistakes when speaking...
On this tutorial I try to show you how paint full perm meshes for second life, I talk about the faces on the models and I show you some techniques for improve the textures with the AO (ambient occlusoin maps), normal maps , and some tricks to add highlights and shadows to texture easily.
I hope you can understand ;)) and enjoy it !