Renting to lawyers gives landlord a scare

Future-Proof: Navigate Threats, Seize Opportunities at ICNY 2018 | Jan 22-26 at the Marriott Marquis, Times Square, New York

DEAR BOB: I've been in the landlording business for more than 20 years. My tenants have purchased for me, thanks to their rent payments, four free-and-clear houses, and I am well on my way to owning several other mortgage-free rental properties in the next few years. Most tenants are wonderful people if they are properly screened before they move in. Also, there is a period of "tenant training" to get them to pay rent on time. My longest-term tenant has been with me 16 years. Why he never bought his own home, I don't understand, but I don't want to lose him. My question is, do I have to rent to lawyers? Over the years, my two worst tenants were lawyers. They complained about insignificant items and tested my patience. I had to evict one for non-payment of rent and the other one thankfully left when she got married. Recently, I turned down a lawyer applicant because of a poor credit report with a FICO (Fair Isaac Corp.) credit score of only 637 and a bad report from his previous landlor...