A few additional thoughts, the platforms consistently push us to reduce or eliminate cleaning fees especially on short stays because of how much they are proportionally.

So it can be a bit tricky to do it this way, but ultimately, requiring that hold deposit will let you eliminate the risk of a tire kicker no showing on you when it comes to pay and you've already told everyone the house is rented.

I would be eliminating bad debt and high interest credit cards that I had to use to do some repairs. 

That way you eliminate the need for a 2nd lien Heloc and only have (1) mortgage.

And for that end phase, yes, that's where debt elimination is awesome.

Alternatively, you may need to factor in a larger repair budget to address the vacancy issue, effectively eliminating the risk. 

Definitely could be a factor but I don't think Redfin and Zillow eliminate agency any time in the near future.

It doesn't eliminate the risk but at least anticipates the scenario.   

A sale pursuant to this chapter shall not nullify, eliminate, or reduce the amount of a foreclosure judgment pursuant to Part 14 (commencing with Section 8830) of Division 10 of the Streets and Highways Code.

In general, it is preferable to reduce or eliminate debt that is not producing cashflow before investing so your personal balance sheet shows more assets than liabilities.It sounds like you are in a great position being a year away from paying off your vehicle and student loans.