USDA regulates AGRICULTURE. You are seeking a family pet, a pup raised in a loving environment from the beginning. Properly socialized and prepared to live in a home. The first few weeks of a puppy's life a critically important in personality development. AVOID puppy farm/mill raised pups.
PupQuest explains on our puppy farm page.
PETA explains in this great graphic.
Graphic explains why USDA licensed dog breeders should be avoided.