I allow appropriately neutered/spayed cats, and dogs that are not puppies, and that are not on my insurer's prohibited dog list. 

If many of your tenants have pets, even including coupons for 'doggy wash/day care' places would be nice, as well as potty pick up baggies (a self serve there as well, creating good habits for tenants), local dog parks, local vets info. 

It was on the MLS I went out walked the dog through the neighborhood, and hung out near the garage, and soon this nice lady came along and parked her car in her garage, I walked over and asked if I could talk to her about her experience in the building.

All I knew is that I could easily afford the payments on my own, it was noticeably cheaper than equivalent size apt & no restrictions on my large breed dog.

I do not like to have the tail wag the dog...  

We met and right away noticed his bull dog tendencies, the type you want arguing on your behalf.

Whether it’s re-selling clothes from the thrift store online or painting houses, cleaning gutters, power washing, dog walking it doesn’t matter.

Walking their dogs?

Welcome @Brett Roach - House hacking is the best way to start building a portfolio but if you're looking to get into wholesaling I'd recommend bird-dogging for an experienced investor.

Those are the big dogs.