Sherwin-Williams® Automotive Finishes releases its latest slate of I-CAR certified courses for Valspar® Automotive refinish paint brands; classes are available at training centers located in Grand Prairie (Dallas), Texas, Detroit, Michigan and Sacramento, Calif. Courses connect industry-leading expert trainers with painters and shop owners looking to maximize efficiencies with Prospray Finishes®, Valspar Industrial Mix (VIM), Valspar Refinish, DeBeer Refinish and Matrix Automotive Finishes® products.