All through his storied career, Graff has assiduously taken care of his chief priorities in the business of tennis. He became a sectional umpire in Sweden back in 1974, graduated to regional umpire three years later, established himself as a national umpire in 1985, and then achieved International umpires status in 1987 under the official banner of the Men’s International Professional Tennis Council. He was accorded a Gold Badge in 1990, four years before becoming a full time ATP Tour official.