My wife is a vet and she worked at petsmart once in the pet training dept and she said they sucked. She has a dog that knows over 60 tricks. Examples. Sit,,lay,,,speak,,chase the cat,,say I LOVE YOU,shake with both paws high and low fives with both paws,dance,play dead,,cover your ears,,cover your face,,cover your mouth,get the mail from the mailbox and close the lid of the mailbox,open doors, and much more. I just cant remember all of them.