This time the competition is in Spain, as four sets of British ex-pats battle for the title of best value B&B.At Vista Del Torcal in the Andalucian Mountains, twentysomethings Ben Eyre and Anna Chalu welcome their guests, who are impressed by their rooms.But some are less enthusiastic about an afternoon of rock climbing - with beach lover Julia Grant, from Benidorm, pulling out before she's even made it to base camp.