My prediction....All the i-buy companies will go bust over time because they buy in bulk and pay way too much for assets vs smaller investors. 

It is hard to predict the breaking point and there are wild cards like government assistance that can delay or prevent serious problems.

The track of Tropical Storm / Hurricane Zeta is  currently predicted to go right overhead of your property in Alabama after it makes land fall.

Plus you can't predict if he would have passed it w/o any input from the buyer's inspector.3.

Starting with a duplex or 3 unit is enticing because the numbers get more predictable as you have less units, as well as management gets easier.

In that book, he does talk about the math and accuracy of people's ability to make accurate predictions about the future.

In fact they might know it will be cash flow negative but figure any help they can get with their mortgage payment is great.I would say, when people are paying for 3 and 4 families and the cash flow is negative, then I'd worry that we're starting to reach a top of the market (though how long that can last, who can predict).On the other hand, rents have risen in the last few years, so be sure you're using current realistic rents when you do your #s as well.

I guess my worry of paying it off now is that we may not see a market like this for a long time, but I guess none of us can predict the future...

The National Association of REALTORS® Chief Economist Lawrence Yun predicts rates will settle around 5.7% by the end of 2023.

But on top of that do your own comps then who knows your comps might match up with your realtorsAs for you being worried about having to lower your ARV even more because of the market I would try my best to predict what could happen by using months of supply and the days on market formula...