You will be paying two middle men/women for one task.

Or do I just let them go and lose the next 9 months (won't be that long, probably a few weeks, but finding renters in MA during the winter is a task)Any help would be appreciated.

That takes into account inventory, population growth, and economic growth.

If you bring buyer and seller together for a fee, publicly market a property you do not own, or any number of tasks which states require a RE sales license for, you are breaking the law.

Tell us about the property:How did you decide on tasks and delegation?

Portfolio growth How did you find this deal and how did you negotiate it?

They're failing at one of their primary tasks and they're not communicating with you to explain why they're struggling or how they will resolve it.Time to move on. 

I imagine its the same for most managers that are tasked with terminating employees. 

Rents in the area continue to rise and home prices have had double digit growth for nearly 3 years (97405 zip code).

This type of conversion is a classic 1031 strategy to use at the end of the growth phase of your investing career.