When we discovered this talented young newcomer’s transformation on Instagram, we were stoked. Because flawless prelightening is essential to prime the canvas for any “raw” color technique…and to take it away once the client is tired of the look. Cassandra Laine of the aptly named Platinum Salon in Tampa, FL, and a Paul Mitchell Color Educator, shares her game plan for a flawless, roots-to-ends, platinum reverse.

“Before I begin any lightening process, I make a plan for addressing each canvas separately, planning the timing, the volume of developer and type of application I need…