there are a few regulations involved.. 

As far as I know, insurance is state specific, and regulated by laws of the states.

Key factors include state income tax, property tax, insurance cost and landlord favorable regulations.

Final payment cannot be demanded until the contract is completed to the satisfaction of all parties.Signatures of all parties.A clear and conspicuous notice stating: That all home improvement contractors and subcontractors shall be registered and that any inquiries about a contractor or subcontractor relating to a registration should be directed to the Office of Consumer Affairs and Business Regulation Home Improvement Contractor Program, with the Office's address and phone number.

If it helps the thread, I am particularly interested in Massachusetts regulations. 

Following complaints from landlords it was renamed the Landlord Tenant Board however none of the regulations were changed to aline with the new name.As a word of advice to new landlords when a tenant does not pay rent on time it is imperative the landlord serve the tenant immediately (as in next day).

California is one of the most difficult states because of all the regulation so you don't want to take on that responsibility as an amateur.

Morning folks,Just a quick question regarding vapes.

They should have started the pay or quit and eviction process on November 2nd when rent was not received on time.Your friend needs to take the time to sit down and learn the regulations governing his business.

Your first step is to learn your state landlord tenant regulations.