Are you referring to bringing in private investors to fund your deals or working with hard money lenders? 

If the fan is working the system is almost certainly functioning.There are very cheap testing kits that involve opening them and placing them in areas likely to have radon. 

After building your list, what’s worked better for you—huge lists (thousands of leads) or smaller, hyper-targeted lists (10-100 properties)?

If you’ve worked with someone licensed, bonded and insured in the Cleveland area that you would recommend please share.

comps are what determine ARV.and for a BRRRR to work you need a fairly distressed property. 

Make sure you’re working with a lender who has experience with 203(k) loans and a contractor who understands the program’s requirements.2.Loan Process Can Be Slow – Unlike a standard mortgage, the lender will be heavily involved in the renovation funds, which means more paperwork and potential delays.3.Strict Repair Guidelines – The work has to improve the home’s safety and livability, so luxury upgrades usually don’t qualify.4.Living Through Renovations – If you go with a Limited 203(k) (up to $35K in repairs), it’s usually manageable, but for a Standard 203(k), major work might require you to live elsewhere for a bit.It’s a solid strategy, just make sure you’re working with the right lender and contractor so things go smoothly.

You can also just do a self-directed IRA and start making your money work better for what you are doing. 

Christian, BRRRR can absolutely work out of state, but it’s not easy—especially if you’re dealing with full rehabs.

Perhaps we "buy" the house from them for the $328K balance to satisfy the lender and don't need a large down payment and then have a separate contract with them to pay $x per month until we've paid the full $172K amount.

You would too if you work with one..4.