Great Gray Coverage This book, Volume-3 in the "Trade Secrets of a Haircolor Expert" educational series is the authoritative source on gray coverage. Gray coverage issues are the leading problems of most haircolor correction situations. In this book I'll give you 9 techniques on how to handle every gray coverage problem you will ever encounter PLUS, you will learn how to make gray hair any color you wish. In This Book You Will Learn: Formulation Secrets...