Many books and articles have been written regarding the art of choosing a puppy (i.e. performing puppy tests, looking for parental OFA certifications, and so on…), but few, if any, discuss the contractual end of purchasing a puppy. I can tell you through personal experience that purchasing a quality show puppy from a famous breeder can be quite a stressful experience because no breeder would give up the pick of the litter to a competitor (for obvious reasons) or to a novice without co-ownership of the puppy. Co-ownership of a puppy entitles the breeder to many rights to the detriment of the buyer. To begin with, the breeder might also be an experienced handler and might contractually require the purchaser to use the breeder as the puppies’ trainer and handler. Agreeing to this could be a monumental mistake because the purchaser might be required to pay (even though they might be co-owners) for the breeders time to train and handle the puppy. Agreeing to this can COST you THOUSANDS of dollars.
In the contract, the breeder might require your bitch/dog to whelp/stud puppies. And, of course, they would contractually want the picks of the litter (they may choose...