Cleveland is getting much more stringent testing for lead these days. 

Real estate adds responsibilities, and you should move forward cautiously, measuring those responsibilities against your income.

Something else to keep in mind is a LLC does not provide absolute protection so you still need to take other measures to protect yourself like insurance, umbrella insurance policy, trusts to help further hide your identity, don't use your name and home address as the registered agent for the LLC. 

Usually the specialty loan products have stringent inspection requirements.

I get calls all of the time from agents who have buyers that want to "Just measure the curtains" or "Wanted to see the Basement again to see if a pool table will fit" or "want to count how many energy efficient light bulbs they need to buy" or "To see if their camper will fit in the garage"The answer is always the same "I'm sorry we are unable to accommodate that request due to everything going on at this time".

Bring a measuring tape?

As a stop gap measure until you can get it on the market to sell may work but you definatly do not want to hold on to this property for long. 

ROI is great, but to me its just a stat or measure of that property, but has little to do with my end goal of early retirement.

It's brown and reminds me of finer pieces of OSB board.It's smooth (no fake grain lines) and measures around 8.75inches, maybe a touch wider. 

The solo 401k plan participant may withdraw at any time (after completing a distribution form), all or any portion of her account balance attributable to “rollover contributions” and/or “after-tax contributions.”Employer Contributions: Employer contributions are subject to more stringent distribution rules and may be distributed upon the solo 401k participant’s severance from employment, death, or disability.