It doesn't look like you have any that you can access. 

And what if December in PA doesn't show that much interest? 

It also doesn't have to take days... they sell quick dry mud and could be finished up in a day if it is a limited area. 

You would need to find an agent that already prospects and doesn't mind working with distressed properties.If you're looking to buy foreclosures on the MLS, any agent can help you with that, but if you plan to submit 100s of offers electronically, then you'll need to be up front about it and find an agent willing to do that.

The amount of equity you have doesn't indicate the amount of gain at all.Gain is determined by the difference between your adjusted cost basis and the net sales price. 

REI is like anything else in life IMO there are no magic pills & no shortcuts there is success to be had and wealth to be built but it typically doesn't happen overnight and isn't sold at a conference or on an infomercial for $99.95.

Do you have enough cash reserves if your REI doesn't work out? 

If you are at or under market, paying on time and taking care of the house doesn't warrant a below market rent; that's part of the basic bargain of renting the house.3.

I've been using Rentometer, but it doesn't do a very good job at differentiating between property classes, amenities, etc. 

Seller doesn’t want to finance any of it.