Your note rate will be higher then the 2.75% for sure, but of course your effective rate is higher then that with the 300 dollar of MIP.

The agreements I've seen basically say you are guaranteed nothing, you could lose all your money, you might not be paid on time or ever, you can't rely on any representation made by the GP, you have no control over the operation and other terms and disclaimers to that effect.

Once an offer is accepted, the agent forwards the money to the title company or closing lawyer.

Im down to put the work in but want to know 2 things...what would be the most efficient and effective way to use my time to get houses under contracts and to close deals. 

Your best bet is to get a lawyer. 

Refi'ing into a 15yr loan is likely to both increase your effective rate and crimp your future buying power by increasing your DTI. 

We are currently in the final stages of an AI driven software that is going to essentially allow us to manage co-living properties effectively, without any of the staff or operations typically needed by rental properties.

So, this point is effectively moot.

Now, they take the offer more seriously.You waiting can also have the opposite effect.

However, beyond that if they are honest in assessing themselves, they might choose to hire or partner with people who can fill the other roles needed such as a realtor, accountant, lawyer, etc.