The Blue Tip is a private course designed by Greg Norman available only to guests of the Ritz-Carlton here on sunny Grand Cayman. Since it's private, the Blue Tip remains untrammeled by the tourist hordes that pour out of the cruise ships that call on the island. You can scarcely find a ball mark on the pristine greens, and the course has the superb conditioning and excellent, little flourishes for which the Ritz-Carlton is known