Over the next 6-12 months, keep building your savings, maintain that strong credit score, and dive into researching your target markets.

Well maintained 80's property, vintage condition units.

I have not been a very active alumni in the tribe the past few years, but still maintain a relationship with Rock and his wife Rose and see them and others at events.

If OP can lever-up while maintaining adequate reserves, he will be in better position than buying with heavy cash position.  

The Banks could have showed up and purchased through the sale, They could have maintained the property but chose not too.  

We have approximately 10,000 in septic testing and subdivision, and another approximately 10,000 in a tractor to maintain the building lots. 

You don’t have to be aggressive about it but maintaining friendly contact can go a long way.

Quote from @Chris Magistrado:The point he's making is that the agent must take responsibility for building and maintaining their business, and the Broker won't play much of a role.

You just hold it, keep it occupied and well maintained, and let the years roll by. 

She's not going to have any leg to stand on in court if you get that far unless there's some explicit language prohibiting the owner from assigning responsibilities to another legally authorized party, and I'm guessing there isn't if another PM company was maintaining the lease and provisions - and the fact that the tenant was voluntarily working with the other PM confirms the acceptance of an authorized agent even if it's not explicitly stated, the same way if you accept rent from a tenant after a lease expires you imply acceptance of the lease terms continuing (which is why you should always have a holdover provision).