I would get an exterminator to take care of it since its a rental and that way they know you are trying to resolve it.

Do not cut corners.

I kind of like the idea of wholesaling out of state leads, however, with subj to i would be VERY careful who you sell those to. 

Be careful following the advice of strangers on the information superhighway.

There are cheaper one’s in D/F areas but I would be careful as those can create a laundry list of additional issues.

If the cost of rehabbing it is more than it’s insured for, they’ll just cut me a check for what it’s insured for minus the $2,500 deductible.

., mortgage interest and property taxes) requires careful allocation.

It reminds me of the “ Cutting the red tape for the rebuilding period.”

Quote from @Jason Burkart: Quote from @Theresa Harris: Whatever you do, I'd keep it in your name if you are the one paying for it, in part for some of the reasons others mentioned (if at some point she goes into a retirement home and needs to use her assets to pay for care).Are you able to pay for her home for 10-20 years? 

As others say, make it crystal clear in your listing that the "shells may cut a dog's paws, and we don't allow pets."