We lease our homes to organizations who pay us one amount every month on the lease and they are in charge of the operations of the house and how the lease is getting paid. https://narronline.org is a great resource to learn about operating effective sober living homes and the different levels of homes and care required to meet those levels.

Did you also include financials/ POF for the down payment/ credit report/ info on yourself such as your experience level operating rentals, to give the seller more peace of mind to lend to you?

In the short term, I aim to replace my monthly income from my current entry-level job, I dont make a ton of money so this shouldn't be too difficult.

We use software that tells us risk levels of potential applicants to avoid these type of issues.

Does anyone know the high level implications of undoing a 1031 exchange? 

It's great to have someone with your level of expertise and experience here.

Best Starter Markets: For investors just starting, which cities tend to have good entry-level opportunities for multi-family units but aren’t too saturated or risky?

It's most beneficial if you have multiple properties or plan to scale.This would be more for operational efficiency at your level.

Going to the next level the difference in rate of return from appreciation at 80% LTV vs 0% LTV is 5x.  

If this was a standard contract in PA, seems like the Seller is in default of the contract on many levels.