Once you read the explanation below, you will understand how REALLY bad things can be if you don't get the letters but go through with the purchase.First, the owner/seller should have a clause in the lease requiring tenants to sign (or object to in writing) tenant estoppel letters if presented to them.

The average rent is $611 for a 3 BR, but the rental demand is moderate, with a vacancy of about 4.9%.

(A) enough capital to satisfy the demand and (B) enough demand to put your capital to work.  

But on the other hand, if the seller wants close to retail, but there are a bunch of major issues, then it's just not going to work as a BRRRR.but i am going to be honest - i think from looking at your other posts that you are trying to BRRRR out of state, and so this question makes me nervous for you. 

Also, connecting with local agents or property managers who know the vacation rental market there can give you insights on occupancy trends and what types of properties are in demand.

I like to check furnished finder for demand in my exact area.

If you're planning on utilizing a self-showing model with cameras you'll need to make sure you disclose to prospective tenants viewing the property that there are cameras on premise.At scale, we've coordinated 160,000+ on-demand/self showings with smart lockboxes over the past 5 almost 6 years with very few issues.

If you do, go with your house seller.

The other thing about VA assumptions is that the seller's (veteran) VA entitlement will remain encumbered unless the new borrower is also an eligible veteran with sufficient entitlement on their COE. 

I have enough demand in my area that as soon as one opens up, I'm able to fill it.