As long as you buy in a good location, appreciation, inflation, and rent increases will correct all but the worst mistakes.

The upside is we have been a stable market in the worst economies and we are continuing to grow as we have been #1 city in the nation for one reason or another almost every year after the last decade.

We're going through a "work divorce" and it's quite literally the worst thing I've ever gone through. 

You should always have an end-game in mind when acquiring investment properties, whether that be an exit or hold strategy, and you should always build in a "worst-case scenario" into your underwriting.

For example the biggest mistake made with BRRRR is probably underestimating the rehab budget.

Eh, I think you’re making a mistake in focusing on low price.

I am okay with renovating over time since I would be living in the worst unit. 

I was just fearing the worst.

I would love some insight and assistance from the BiggerPockets members to verify that my numbers are accurate and that I am not making a mistake in the calculations.

Several big mistakes here.