Your "target market"could be something as simple as pet owners (if you allow pets).

This de-waxed shellac solution eliminates the toughest odors—food, pet urine, cigarette smoke and more—and won’t yellow with age.

So decided on the ozone generator since it is unoccupied.Oh and no pets have been in the unit.The unit is only 575 SQ.FT.

If the tenant breaches terms of the tenancy, for example by having unauthorized sub-tenants, pets, smokers, or other prohibited uses such as raising pigeons in the apartment, you have the right to terminate the tenancy and to move to evict."

It's not hard to develop a list of problems you may experience (late rent, noise complaints, unauthorized tenants or pets, failure to maintain landscaping, breaking lease early, maintenance requests, etc.)Develop a list of potential problems, research how to handle them, write down the solution.

What type of Pets are legal rental pets?

Tenants do this with pets as well.

Does your lease allow pets?  

I can make sure the group size and any pets are as agreed.I'll eventually put a camera in the back yard so I can keep an eye on my dock, boat and jet skiis.Love, Love, Love the camera system.

(If you keep the one with the dog) I would explain that dog feces must be picked up bagged and disposed of, pets must be on leashes at all times,  and never tied up in the yard (this is actually a section of my lease- under pet care).