- Their owners yelling at them
- Being abused physically
- Being ignored and not given love or any attention
- Not being fed or given fresh water
- Loud noises
- Unexpected noises
- Riding in the car or truck (some dogs gets motion sickness)
- Fear of water or just don't care for swimming in water.
- Having a bath
- Other dogs ... some dogs may be just 'people dogs' and prefer not to be around other dogs or they can be aggressive towards other dogs.
- Aggressive towards other people.
- Strangers on your property or near your vehicle or even your children.
- Being left in a hot car
- Being left out of family fun. Dogs can't go everywhere with the family but many dogs will pine for their owners and the family as a whole no matter how nice the kennel is that you put him/her in.
These are a few, but the most common.