Mail delivery vs dog walker skills
What skills do I need for both? Which job is better in terms of pay?
You'll need to know how to drive
In some places, you will need to pass a postal exam, which is very easy
If you can show you have pet dogs in the past, that should be enough
To know more about the salary and JD, read this
Dog walking might pay you more
If you decide to work in a relatively expensive area