Some tenants had water bill, gas bill, non payment, etc of up to $5000 in balances.

Another lesson is to research companies online and in forums like this before you do business with them and if you decide to do business with someone, dip your toe in the water slowly and continue to research the company after you start working with them, because things can change quickly.I have some questions:1. 

Long term $ can range from 6's-10% range depending on all types of factors - LTV, location, unit count, debt coverage, borrower strength, full doc or lite doc programs, etc..

I can send you their contact info.Quick Tip - I would start with a range of offers (lower-end), that usually helps my clients get out of the analysis paralysis phase.

The properties range in price from $160,000 to $250,000. 

For instance, in Kansas City, you can find solid rental properties at a fraction of the cost you’d encounter in California, typically ranging from $150K to $250K in desirable neighborhoods.

I read that as meaning that a $100,000 property can have $15,000 of deferred maintenance as long as its not immediate roof work, outdated wiring, mold or water issues.  

Water damage is one thing but getting smoke smell completely can be tricky! 

As @Daniel Hyman said, getting into the 3+ property range can overwhelm people and take too much time.

With interest rates holding steady (so far) and US Treasury yields hovering in the 4-5% range, many investors are weighing the pros and cons of staying in bonds versus seeking opportunities in real estate.