Sims PoserThe sims poser topic is getting very long and it can be hard to find the different parts of the tutorial so here is links to the pages where the different parts appear. All question regarding the sims poser should be asked in the topic
BasicsAdd a head to your sim and a face
Add makeupChanging the lightTo save a poseUse a Maxis meshAdd a ingame headSmothing thingsAdding a expression to your sim