Usually my agent is the one asking me to how to calculate ARV and find cost to fix the bathroom,etc.

Keep the SD out of the calculation as that is the tenant's money at this point. 

It’s more expensive than PropStream, but the data quality is higher.For ARV calculations, if you don’t have access to the MLS, our Backflip App can provide it (it's good).

The 1% rule is a simple rule which is easy to calculate and describe. 

Look at the values of your 2 properties, consider any outstanding debt, calculate what your payment might look like on a cash out refi, compare that to current or potential rents.

The new appraised value will be used for the LTV calculation.

Plenty of calculators out there for free and forums/groups on social media. 

Taking into account home prices and interest rates in 2024, that added cost today would be between $1,800 and $2,800 per year for a typical mortgage holder, Zandi told CNN after updating his original paper’s calculations.

It is also good to aks as a back up if they offer an I/O Interest Only option and do they calculate the DSCR based on the PITI or ITI for I/O to also help qualify.

Calculate expected returns, costs, time commitment, etc.