In a move that it says will make it more efficient and better able to compete in new market niches, Ameriquest Mortgage has shuttered most of the company’s retail branches in favor of a centralized origination strategy. “We are launching a new strategy for our retail mortgage business, one that will enable us to offer a broader array of competitively priced products and higher-quality customer service.” said Aseem Mital, CEO of ACC Capital Holdings, in…