Before we jump into four tips for killer pitches, here’s a little background on the Pitch Slayer, Precious Williams. Perfect Pitches By Precious founder and #KillerPitchMaster, Precious L. Williams, has influenced thousands — perhaps even millions — with her media interviews and appearances on Shark Tank and America’s Real Deal (which recently premiered in Beverly Hills). Recently, she released her latest book, The Pitch Queen: A Woman’s Journey From Poverty To Purpose & Pro