In St Christopher's Place, off Oxford Street, Toby Hall and Rob Blore were two chartered surveyors enjoying a mid-morning coffee of whom it could most kindly be said that they were doing their best under difficult circumstances. When you are an office-bound male it is hard to escape the dark suit and black leather laceups. "You're going to be hot whatever you wear," said Rob, 32, from Guildford. "But as long as you're fairly respectable that's okay."