You may need an experience partner, capital or equity partner(unless you have the down payment), a high level contractor prepared for the various building types. rent rolls, proforma for the buildings.

Baseline consideration.... turbo tax business live preparation service is $1,750 (yes they do regularly offer discounts that might get it down to $1,000). 

You may want to consider working with your tax strategist remotely to expand your options.I would also recommend looking for a tax strategist who is willing to work with you throughout the year, not just when preparing your tax return.

I am in need of funds, and listing my duplex would entail many months.

The listing would say that seller financing is available.Just make sure to get Note attorney involved in preparing your docs.Good luck.

Option 2 entails exploring refinancing possibilities with other lenders offering BRRRR-friendly mortgages without such clauses, albeit with potential additional costs.

Are you also prepared to do a rehab remotely?  

And they're starting with a lot of construction industry experience, most of the time.I'm not saying it can't be done;  just be prepared and financially able to put in more than you expect to on day one.

I would be prepared for 6 months and tell your lender to expect this, or more.]  

You can remove access or add access per channel.Will the other companies be prepared to use it with your deals?