These are facebook groups that I recommend as great resources to help you and your dog

Pet Professional Guild

Canine Enrichment

Losing Lulu

Dog Anxiety

The Official Midnight  Dog Walkers Group

Do No Harm Dog Training

Canine Emotional Detox- Stress Release for Dogs

Twilight Bark: An R+ Book Club

Force Free Trainer- Solving the Behavior and Aggression Puzzle

All Things Dog Behavior

Canine Behavior Research Study

Dealing with Dog Aggression - Force Free

Fearful Dogs

Modern Dog Training and Behaviour