MM$ projects with 25% ROI
monthly payouts - payback with 25% ROI within 5 years
Invest and payback gets you 100% vested in 50% of MM life insurance policy
Invest and reinvest (partner) gets you 100% vested in 10...

If he's lying to his boss, what makes you think he'll be honest with you? 

A lot of the advice I am seeing here and other places seems to oriented towards younger newbies - For ex: - house hacking or BRRR - these are not appealing to me. 

It would appeal to the granolaheads, and there would be room to put a couple RV hookups too Potentially 

There are other ways to get your offer accepted that can be appealing to the buyers like non-refundable deposits, higher deposit amounts, shorter timelines and others.

It’s quite appealing as a long term investment - even at today’s rates.

What if she lies and claims to have owned a home, or uses a friend's address instead of the rental address?"

You'll want to know this going in, because you should have two different levels of finishes depending if it will be a rental, that you'll need to refresh between tenants, or if you're flipping it and want maximum appeal.

If this property is hard to rent, or is functionally obsolescent (only 1 bathroom, no yard, etc), or has deferred maintenance that will be costly, or is in a location that is not appealing to Tenants, then maybe a sale would be a good option in favor of a property that has better Tenant appeal, which will likely increase rent and avoid long vacancies in between Tenants.An option to consider....

As long as he has cash to pay for the lawyers and he doesn't lie to anyone... but his real name is published here in advance.   2.75 might be worth the risks.