Incredible Single Process Blondes In this book, Volume-6, in the "Trade Secrets of a Haircolor Expert" series we will discuss who are your best and worst candidates for single process blonding. Knowing who will be you best candidates is half the battle. Couple that with an in-depth study of how blonde bases work, and when and how to use modifiers and intensifiers and you will be well on your way to producing Incredible Single Process Blondes. Plus...