Get a transaction coordinator to help you with the paperwork (~$450). 

The tradeoff on the joint financing is going to be the (refi) costs associated w any transfer of ownership, HOWEVER transferring title to the LLC is unlikely to trigger due on sale (b/c it sounds like most banks simply aren't monitoring and/or enforcing due on sale in these instances) which would make the ownership (sans the actual mortgage note) more easily transferable than exiting your position as an individual owner?

I haven't turned over our estimates as I told our realtor that the estimates won't cover the real cost to us, which is higher due to loss of use (no rental income while work is being done) and time that we'll have to invest in hiring and coordinating the work. 

"A phantom steps into the fray,Assuming roles before the day.Contracts altered by unseen hand,Transferring rights as if we planned.An eerie change without a clue,What silent act do I pursue?"

You seem like a seasoned investor, but many folks hold the properties all in their own name and while you can do an LLC transfer, being able to "wipe" your portfolio and start a new as a smarter investor then when you started is really nice if you can do it in a tax efficient way 

From getting you connected to contractors, coordinating inspections, and helping you find the right property management company I'm your one stop shop.

I'll then take a picture of it in their hands so I have proof it was provided.Make sure to have new locks installed the day the key transfer happens.

Worst case scenario, if you wanted to go with another lender, you can have the appraisal transferred, typically as long as it was ordered through an Appraisal Management Company.

And the STR licenses are not transferable. 

Here are things that would not transfer with a sale:-2.5% interest- prop 13 property tax benefit is saving ~$40/monththese are awesome advantages that are tough to match   In addition you have achieve outstanding return from the appreciation since purchase.On the other hand, you have $300k of equity which places the LTV at ~65%.