If they survive that hurdle the voucher is based on income so the tenant responsibility portion can change.

I'm not sure how old your "oldest son" is that can hear them arguing, but if he's older and is ok with recording them on his phone (if he can hear it, he should likely record it), then you'd have some sort of proof of threatening behavior and lease violation in case you call the police. 

I am interested to see any responses around this concept.

I owe a lot of my success to that college roommate who was tired of renting -- without his push I would have never been exposed to this world. 

The developer cannot wait to make his money as quick as possible and move onto the next project.

The new owners love the property, we sent out an email introducing them to the neighborhood and kept one of our tenants who just started his career.  

Eventually I will invest in cash flowing properties out of state.I'm looking for tips and advice on being a land lord such as maintenance, rent collection, taxes/accounting, legal, and things you wish you would/wouldn't have done starting out.

But there was no response.

I would greatly appreciate any tips, recommendations, or cautionary tales you can share based on your own experiences.Specifically, I'm interested in learning about different creative financing methods, potential pitfalls to watch out for, and any legal or financial considerations that I should be aware of before proceeding. 

@Javier Pompa  Just be clear that you don't want to be responsible for them losing an important communication and that they need to address the mail.