How do rogue traders get past Checkatrade’s checks?

Website says its tradespeople are ‘guaranteed’, but some customers say they have lost thousands after using itA woman claims she was conned by a convicted criminal, and another householder says he was threatened by a self-styled hitman after hiring traders through the recommendation website Checkatrade.One of the UK’s largest trader marketplaces, Checkatrade promises customers “guaranteed” traders, “rigorous checks” and “recommendations you can rel