Any Central Ohio bankers experienced with opening a Solo 401k checking account?

I've never asked my property manager for a W9, nor has my accountant, and I have no idea why I ever would. 

Talk to your accountant whether you should get it done as it will depend on several factors.In short, will the added depreciation from a cost segregation help you?

I was told that the down payment money has to be In the account sitting there.

Obviously you need to take taxes into account but invest to get the best returns and figure out how you can also get the best tax treatment on those returns.Staying 24 months in a duplex to exclude 50% of the profit isn't the best in my opinion unless your goals are to just make a short term profit.

Account Closed, You have $150k of equity and no other cash assets and want to "fund your retirement".

Easy to get into  2-4 unit multifamily with lower down payments, use of 75% of other units rents to qualify, can be purchased as primary with 3.5%-5% for primary and 15% for investment versus Storage facility which carry a higher down payment, tougher underwriting, DSCR requirements, percentage of units rented ratio requirement, previous years financials, Each bank/lender has specific overlays and may require more based on commercial financing.Some banks and lenders also require landlord experience when it comes to storage facility or commercial loans in general- Not all but some so good to ask up front.

A local bank may put right into LLC and you only pay a bit more in interest, or you go with broker that can point you in the right direction for financing to avoid a due on sale clause. 

RoR is the more important metric though which take into account your holding time  Rate of Return(RoR) - I prefer to invest in deals with 100%+Rehab Costs / Profit - 2 is good, 1 is great, less than 1 PhenomenalCost/SqFt of Rehab - helps you determined minimum Profit MarginProfit Margin - Base 10%, then add 1% per $5/sqft in rehab costsI would recommend reading/listing to the following books.

Here are some tips for networking and making the most of your account. 1) I'd fill out your profile fully before you do anything else!