Here's a bit more in detail about how rates are calculated for DSCR loans:1.

To address this, we verify the property owner per government records and use this information to vet imposters.Anything that seems suspicious will lead to us requesting an acceptable Letter of Explanation to address.Analyze IncomeMany landlords require a month of paystubs from applicants and just use these to calculate a monthly qualifying income.

AI - Machine learning capabilities can help you calculate market rents, find comparable properties, and identify lucrative investment opportunities.

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.

Use tools like BiggerPockets Rental Property Calculator and Excel templates.

I have a decent calculator i can provide.

The BP calculator uses a percentage for both cap ex and maintenance.  

BiggerPockets also has a calculator to analyze deals, and I highly recommend you start this as soon as possible, even if you are not ready to buy.

The lender should have been able to tell you the LTV % they will use to calculate your HELOC.

@Ellen MarshallTo calculate a net monthly cost of $800 for a duplex house hack, input rent and property expenses.