Owner-supplied equipment, including a collar, leash, and any other needed restraints, such as a muzzle. The Pet Owner will_provide all required leashes, harnesses, muzzles, jackets and collars.Contracts are a parting-shot opportunity to share their philosophy, advice, and expectations about the dog they are entrusting to you. Bartscher also ordered Schardin to complete 200 hours of community work service. Client Service Agreement for Pet Sitters and Dog Walkers.