Basically tier 3 and tier 4 on non-owner occupied high occupancy strs (not restricted in number of days to be rented in a year). 

I have some background on her occupation in the service industry.

For instance, it can quickly and simultaneously lower your expenses while increasing your income (the fundamental recipe for building wealth), you get the better terms of an owner-occupant mortgage, it can provide multiple exit strategies (rehab, sell, move out in a year or two and rent it, just keep living in it, etc.), and--importantly--it will teach you many of the most important skills that are needed for continued success in REI (e.g.; property analysis & due diligence skills, tenant screening skills, property management skills, etc., etc.). 

yes. but it will be less $/night and occupancy so u have to figure that in your purchase price

I had a disabled Vet once to had every other person in our 4 plex and both single family occupants on either side of our building get restraining orders against him.

Because the market is deemed low risk investors are comfortable taking lower returns and obviously owner occupants want to live there. 

Make a policy that is identical for RACE as it is to AGE, SEXUAL PREFERENCE, LAWFUL OCCUPATION... etc. 

@Gerald Williams Jr having your parent or parents co-sign as non-occupant co-borrowers work the same for standard FHA loans 203-B or FHA 203-K. 

You should know what vehicles your legit tenants are driving and if there are extra vehicles there, it could be a clue to extra occupants

Typically, it's owner occupants and investors betting on appreciation (i.e. speculators).