Over Labor Day weekend, Ruby Hill Golf Club, Castlewood Country Club and Livermore Valley Tennis Club will host, what has become the bay area's largest amateur tennis tournament. The Service Champions Doubles Classic is a collaborative effort raising proceeds for the Humane Society and other no kill shelters. There are divisions for all levels of play from beginner to semi pro. It is open to both juniors and adults alike. Included with entry is great food, beer, wine, shirts, towels, etc. For more information you can go to the tournament website www.tennis4dogs.com or contact director at firstname.lastname@example.org.