I estimate I lost over $10,000 in a turnover because of them.

It's an estimated cash on cash return given current rental rates subtract expenses assuming 7% interest rate, 10% management fee, 5% repairs, 5% capex and other expenses like mortgage, insurance, tax. it's a estimate to tell you what properties to analyze vs ignoreyou can see the are pockets of negative returns as well as pockets of positive return. this is to supplement the data @Devin Conley provided

Additionally, the estimate for my tax preparation for this year was approximately $1,000 over the cost I paid last year (including the time I paid for them to correct their errors).

No management costs as it would be self managed, and estimated property taxes by the average of the past few years.

To answer this question you'll want to get estimated accelerated depreciation for each of the properties and do a proforma on tax savings it would generate.

You have to try to estimate MTR income in your area + take into account the costs associated with MTR setup.

I just submitted pics of the damage and estimates to repair or replace.One was a broken window.

The two existing LTR units (on my family’s property) were built 5–8 years ago at a cost of about $80,000 per unit, so I’m estimating a 20% increase in costs for the new builds.My plan is to use the equity in the land as the down payment for the construction loan, which I expect will make closing costs the primary upfront expense.

You can use this tool to estimate future property taxes: https://treas-secure.state.mi.us/ptestimator/ptestimator.asp

Airdna will give you a good estimate of the demand for the area.