I ended up comparing it to the bigger pockets BRRR Calc and everything checks out besides a few variables.

I do think the variable rate avoids refinancing costs vs fixed, but again, you’re betting on rates there with a lot of risk on the variable side.Super interesting product.

I recommend you do this annually to adjust for utility increases and other variables.

@William Coet, as Jackson noted, there are too many variables to even begin.Two things to remember, any tax losses you utilize to offset incomes, will reduce basis making bigger tax bill in sale year.  

Therefore, if you have a variable interest rate mortgage, you must budget for fluctuations in the financial market.Maintenance & repairsBudgeting maintenance costs is vital to maintaining healthy cash flow.

I earn around $15k/month from my business, but my income is somewhat variable, which might make securing financing challenging.

In anything, people are always the biggest variable, so it can happen to anyone, but adding in a variable of someone you don't really know exasperates that risk.If you just want "boots on the ground," hire a local property management company, and don't go with the cheapest option.

It’s definitely helpful to know about the variability in unit lifespan and potential issues with repairs.

When things crumble multiple variables are at play and come down together as dominoes.

I would t go much lower unless you can estimate rehabbing accurately or bear in mind the asset class to vacancy and other variable cost issues rising.