Some of the topics include:
It is their job to bark when a stranger comes to the house but you should train them that an "okay" from you means you have the situation under control and your protector can stop growling.
90% of the time the canine is just displaying fake aggression.
If you are one of those dog owners whose left arm feels longer than the right one because your dog keeps pulling when you have them on a leash you need a new communication system with your pet.
The most critical time in the dog's life to work on socialization is between 10 months and 24 months of age...and then continue forever.
Some dogs steal food and paper products from the kitchen counters. We've even seen pets that can pick pockets!