 By 2006, Purchase was a full-time member of the senior British Rowing, based in Caversham, Berkshire.The same year saw him suffer a ligament injury in his left wrist, which stopped him training between January – May.Regardless of this, his competed at the World Rowing Championships in Eton, Berkshire that summer and won his first World Championship title, achieving a World Record in the Lightweight Men's Single Scull.