If you're going to wear prim hair, you'll usually want to wear a "bald" base avatar hair. Prim hair is often sold with a free bald base hair included. Here's how to make one.
Natalia has an in-depth tutorial series on making prim hair.
Natalia's tutorial on making prim skirts using a free tool.
Natalia's guide to making prim shoes. Includes sandles, pumps, and adding a walk animation!