National Association of Professional Pet Sitters (www.petsitters.org)

Pet Sitters International – The World's Largest Pet Sitting Organization (www.petsit.com)

K9Joy (www.k9joy.com)

PetEdge - Professional Pet Products & Pet Supplies at Wholesale Prices (www.petedge.com)

Friends of Animals (www.friendsofanimals.org)

International Fund for Animal Welfare (www.ifaw.org)

World Wildlife Fund (www.worldwildlife.org)

Petfinder.com – Adopt a Homeless Pet (www.petfinder.com)

Pets911: Pet Adoptions, Local Animal Shelters, Pet Friendly Apartments, Lost and Found Pets, Pet rescues (www.pets911.com)

Dogpark.com, the On-Line Site for Off-Leash Dogs (www.dogpark.com)

Travel Hounds USA – Pet Travel Gear and Trip Planning (www.travelhoundsusa.com)