Dominic Littlewood fights for consumers' rights and passes on the tricks of the trade to save cash on the high street. Dom helps seven families take on the National House Building Council after they report problems with their brand new homes. Despite a 10 year guarantee on the houses, they're struggling to get the problems fixed for good. Dom also investigates if these new build guarantees are worthwhile. Plus a cautionary tale that reveals the potential hidden costs of buying a timeshare.