By Paula Burkes Business Writer pburkes@oklahoman.comAs principal of the Oklahoma City franchise of Baltimore-based Sandler Training, Mike Crandall, at any given time, works as a consultant, coach, trainer, public speaker or writer. But the title he likes best is chief “head trash” remover. “Most of us are carrying mental garbage that make things difficult for us,” Crandall said.Read more on NewsOK.com