Posse members enter Stiles Switch BBQ & Brew for our fourth tour stop. (Photo ©Chris Wilkins/Texas BBQ Posse) We had a few surprises on our lightning BBQ tour -- 400 miles in 13 hours -- to Austin and back Wednesday. Among them, the great pork ribs we had at Stiles Switch BBQ and Brew. "That was the best rib I've had in a long time," Posse member Bryan Gooding said. He said the rub had a "wonderful" flavor and the meat was juicy, firm and cooked perfectly. Several other Posse members agreed. Located in a small shopping center about 5…