I'm not flipper in that market and it also depends greatly on the property so I can't say for sure where you should be aiming, but if you're simply looking for inventory at a great price, find a reputable wholesaler in that area and see if they have any deals. 

I also screen all pets (weeds out the tenants that have bought a fake ESA certificate online) and charge pet rent. 

 I would stick to bigger reputable companies and friends and family starting out.

What counties offer OTC lists online?

My goal is to find lasting relationships while building a positive reputation in the area as I launch my RE investing career.If you are a knowledgeable investor in the area and need someone to research, help with maintenance projects, prospect etc.

At no cost, just go online and register. 

Sure Chicago has a reputation and each neighborhood has a reputation but that is still not detailed enough to make a decision about whether a property is desirable or not..

Memphis Invest has an excellent reputation. 

Join REI groups (use meetup.com), maybe even try working with some reputable wholesalers to see how they do things. 

Yes, you need to see if there is a recorded easement/agreement and also read the language in the two deeds.....both should be available online.