We provide you at the end of this article with a puppy socialization checklist so you can mark what has been done, when, and what's left to do. (breedingbusiness.com)
In conjunction with stopping jumping, make sure you take your puppy through my Puppy Training Socialization Checklist. (srdogtraining.com)
Extra credit: More bonus points if your breeder goes above and beyond to include other stuff too, like socialization checklists, toys, treats, collars, etc.. (justweimaraners.com)