<sod >More than a million people in London trying to buy property wereÂ âgazumpedâ by a rival buyer in 2016,Â after their offer was accepted, according to new research.< eod>< sod > More than a million people in London trying to buy property have experienced beingÂ gazumpedÂ by a rival buyer after their offer was accepted, according to new research.< eod>