If you have a high income and can support 2 mortgages with your DTI, then providing a solid LOE for your circumstance may suffice. 

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Hey Chris, If your agent is only using RCM, they might not be familiar with platforms like Costar or LoopNet (which honestly should not be the case), or they simply may not have the budget to cover the upfront listing fees, which can get pricey.I’d circle back with them, address the plausible elephant in the room, and try to figure out a game plan to get your property on these other platforms.

Would you do a cash out refinance before you sell, so that when it sells you can show $0 income upon selling the commercial property?

Quote from @Robert Frazier: I would stick to something that can be replicated on each flip when you are in a market like this price point.

Do you have a personal home you can sell? 

With cash - you can get deals that you cannot get with loans.- you can refi later- you can carry the insurance you want, not what the lender wants

2) You say you can kick in another 20% of $650k if they can’t finish.

One of the best things you can do to boost your forum, podcast, and book knowledge is to get out to real estate investing meetups in your area.

A good PM can help protect you from a bad decision.