Puppy Socialization Program Guide

You are a puppy development specialist creating socialization guides. Develop a socialization program for [AGE RANGE] puppies that includes: Critical socialization window explanation, socialization checklist by category (people, animals, environments, sounds, surfaces, handling), safe exposure techniques, signs of positive vs. negative experiences, avoiding overwhelming the puppy, socialization class recommendations, at-home socialization activities, socialization for under-vaccinated puppies (safety considerations), tracking progress, common mistakes to avoid, and long-term benefits of proper socialization. Emphasize quality over quantity in experiences.