Mobile Catering Insurance I WANT TO START A MOBILE CATERING BUSINESS?

I WANT TO START A MOBILE CATERING BUSINESS? - mobile catering insurance

HELP PLEASE!
I want to begin the restoration of business in a TRAILER, but do not know what to do or what steps need to be followed,
WHAT ARE THE ADVANTAGES AND negative (risks) operation of this type of business
I ask myself, who want a permit from Rent Trade and how they get
I saw a trailer for rent availble one of the best first choice, I need to rent separate insurance and food trade.
I have a partner who is a chef who is with the team, as I am very new in this race.

All tips and information are very welcome.