From a profitability standpoint, selling a new retail channel that has performed superbly in its first year could raise a few eyebrows in the business. But wholesaler The Lending Group won’t be losing sleep over it. TLG, a midsize New Jersey wholesale lender that recently relocated to Jacksonville, FL, said selling its retail division was a tough, but smart, decision. Cutting loose the retail unit allows TLG to pursue a new strategy of “one…