Drug Dealer Tenants (I’m a shitty landlady)

TL;DR: I rented my parents’ condo out to drug dealers and they fucked it up. A few years ago, my parents bought a brand new condo and asked me to help them find a tenant. I said, sure, why not. I posted an ad on Craigslist, and one responder, let’s call him ‘Hank’, really wanted…