Believe it or not, a puppy is never too young to learn basic dog commands. In fact, you can (and should) introduce puppy training the day you bring your new dog into your house. A well-behaved dog is what everyone wants, but not everyone wants to start the dog training early enough. By training your puppy early, she will always know what's expected of her inside your home.
All puppies nip or bite at your hands, feet, and ankles. See the #1 reason you should not allow this behavior any more, How to stop a puppy from nipping and biting, Why puppies bite, When puppies stop biting, and All about puppy teeth!
Getting a new puppy is a fun and interesting time. You probably went to a breeder or pet store or maybe just saw an ad on the Internet or the newspaper, for puppies, and decided just to check it out. Before you knew it those little eyes and fluffy puppy fur had your heart melting and you were