The more you know upfront, the less your spreadsheet surprises you down the road.One last note: I’m not a lawyer or CPA, so keep this strictly as friendly advice.

I ain’t no lawyer (except on the Internet), so will possibly have to resort to checking with the lender (BoA) to confirm as I didn’t see anything in the contract that suggested that it closes if I’m no longer resident.James

Find a lawyer and issue a lease violation for other issues such as excessive noise and furniture removal.

You even have the ability to send your tenant's leases via e-signature and their monthly rent receipts electronically.In addition, you can house all of your management contact information within the program -- such as lawyers, contractors and handyman.

you know they will lawyer up and be going after everyone. 

Try mediation first, lawsuits can get expensive and only the lawyers win.2.

Retain a lawyer and sue for damages? 

Quote from @Bryce Cover: if you aren't getting licensed yourself, are most of you leveraging realtors for your transactions, lawyers, or representing yourselves in these transactions?

If all else fails, I think the seller should be able to hire a lawyer to do a quiet title action to resolve the issue.

Ensure you work with a team that is familiar with them (accountants / lawyers).A 1031 exchange is a way for real estate investors to defer paying taxes on the sale of investment property.