Rare exceptions MAY apply if the boarder is a health care worker assisting you with your disability.

Hi Elayne, To my knowledge, the licenses' are tied to the property but I would definitely review the The AZ Dept of Health Services home certification process info HERE. 

Engaging in acts of violence or threats of violence, including but not limited to the unlawful discharge of firearms, prostitution, criminal street gang activity, intimidation, or any other breach of the Lease that otherwise jeopardizes the health, safety or welfare of the Landlord, his Agents or Tenants. 

I recommend having an electrician assess the current electrical panel and wiring to determine if it poses any health and safety risks.

Traveling health care prefer not to share bathrooms and unless your area is in high demand smaller units are better. 

As long as people break-up, health situations, death, fires, unemployment, crime, low income, bad weather, and lazy people are around, there will always be deals for a great investor to help someone in a funked up situation. 

It has to be your primary residence and of course you need licensing for the city and health department.

Regardless of whether the property is in an LLC or not, the lender is going to underwrite your credit, not the LLC's financial position -- that is, unless there are serious issues with the LLC's financial health

Might I ask if you are quitting traveling due to pay why would you think you have significant demand for travel health workers and a 3/1 at that? 

The city is home to several major employers, including Banner Health, Wells Fargo, and Honeywell Aerospace.