I'd choose the pet over the smoker and charge a monthly pet fee.

Think of all the things that could go wrong and see if the lease addresses them: unauthorized pets or tenants, early termination, security deposit, lease violations, late rent, eviction, lawn maintenance, parking, etc.5.

I lowered rent and negotiated with current tenant to secure her, but part of my will to do so was that she was one person with no pets.

Think of all the things that could go wrong and see if the lease addresses them: unauthorized pets or tenants, early termination, security deposit, lease violations, late rent, eviction, lawn maintenance, parking, etc.5.

At my properties I do not allow smoking, pets, or parties.

& utilities for 3-4 guys with jobs and no pets or smoking.

Serve her with a notice that she's in violation of the lease by having a pet living on the premises. 

Renting for $950/mo (+pet rent)End result is ~$200/mo cash flow for ~10% CoC return on the ~$24k left in the property (nb: I've wondered what the "Cash invested" field in this form is intended to refer to, I think folks interpret it differently.

I totally agree with you, and to add to your pointers, they also tend to keep most (if not all) of the additional income (late fees, pet fees, etc), charge one month’s rent for every new tenant, a fee to renew all the leases every year, and so on...I have had great and bad experiences and all that was mentioned has happened to me.

(For example 70% of renters here have pets.