I'm not surprised that HELOCs don't allow the same percentage LTV as the 96.5% you got originally, and I reckon neither should you be. 

I was pleasantly surprised at how much buying power the bank was willing to preapprove me for

But I would be surprised if it is the potential damages are that high for a few reasons. 

If you are buying a property under market you are likely either (a) lucky (not a sustainable model; (b) exploiting someone (not a sustainable model) or (c) in for a big surprise in terms of what you thought you were buying (not a sustainable model).  

I was surprised to find that their were some very minor levels of "toxic mold". 

PM me if you think so, starts with the letter "i" ;)You're on the right track with this, and if you're near @Brett Baginski's locale, which wouldn't surprise me, you might be able to find something.One thing to consider, you might live in a SFH right now and you are considering moving to something that is no doubt smaller, and with people on top of you.

Surprisingly your money, if you are making it with Cap Gains and avoiding UBIT, can beat both traditional and Roth. 

The obvious risk here is that I could have a lot of extra interest over the life of the loan, and higher monthly payments if rates increase.Link: https://themortgagereports.com/65099/fannie-mae-predicts-2-9-percent-mortgage-rates-by-2021I'm in Dallas, Texas right now, and our market is surprisingly getting pretty hot.

You'd be surprised how much it can impact vacancy rates, collection percentages, late fee collections, etc.

Yes, my lease includes an automatic rent increase of 3% so there's no surprise for the renter and it's a reminder for me and my staff to keep rents up.