Hire an attorney and proceed with the eviction.In the future, I recommend you don't accept "landlord references" from friends or family members.

Is it a SFR or multi family property?

I buy for my worker families in Belize and take to them.  

If you’re renting an apartment building to mostly Section 8 tenants, the main difference from single-family or smaller multifamily properties is scale—you’re dealing with more units, so you’ll need solid systems for maintenance and tenant management.

They are coming to your property if you allow them or not (you cannot forbid service animals) Consider the facts: https://www.dogster.com/statistics/pet-travel-statistics-tre....Top 12 Pet Travel Statistics78% of American pet owners travel with their pets each year.54% of cat and dog owners plan to travel with their pet.58% of people would prefer to travel with their pet over a friend or family member.52% of travelers base their travel plans on accommodating pets.About 75% of luxury, mid-scale, and economy hotels allow pets.In 2019, a total of 404,556 animals were transported by airline.Nearly 64% of travelers prefer to travel with pets by car.42.9% of people look for a destination with hiking and fresh air for pet travel.Dogs make up 58% of the pets traveling around the world.37% of owners take shorter vacations because of their pets.10% of travelers have hidden their dogs to travel.27% of dog owners go the extra mile for their pets.

You cannot even apply for an STR permit on a single family home until after you've owned it for five years (and there is no guarantee you will get the permit).

Quote from @Mike Figueroa: I have 5 single family townhomes.

Investment Info:Small multi-family (2-4 units) buy & hold investment.

Investment Info:Small multi-family (2-4 units) buy & hold investment.

From my limited research so far I believe I'm most interested in BRRRR and Multi-Family.