If a dog sits, then jumps up, spins around and is given a treat, it will probably not know which part of the performance pleased the handler. (animals.howstuffworks.com)
Latte does anything you ask of him, as he is willing and wants to please his handler. (gsgsrescue.org)
Breeds that are often used for search and rescue are Golden Retrievers, Labrador Retrievers and German Shepherd Dogs as these three breeds are intelligent, adaptable and eager to please their handlers. (professorshouse.com)