What are some of the main things needed when starting a towing business?

well, besides a tow truck and insurance.

my dad is starting a business [he has customers and all].

he needs the truck 2 help my uncle with his body shop



but, he wants 2 start a towing business besides that.

anybody knows anything on the business?



My uncle is already advertising the new business.



my dad already has all the real necessities, but i just want to know about anything else that might be neededWhat are some of the main things needed when starting a towing business?
business license,know how about many different cars so they can be towed correctly,lug wrench lol,common sense and be able to get along with people under stress, and above all,be HONESTWhat are some of the main things needed when starting a towing business?
a name?

towing