Instead, focus on improving your marketing and responsiveness.

Market Analysis: Palm Desert seems seasonal, so the cash flow challenge might not improve significantly without some adjustments.

If not, work on Improving it before purchasing an investment property.  

Don't go to someone on Youtube that isn't an attorney for this one.

You also have to be super detail-oriented, focused on continuous improvement regarding the property and guest experience, very in-touch with what it's like to be a guest at the property (and a cleaner of it as well), and focused on technological tools and opportunities. 

Not a book, but Bill Faeth has a lot of free, good content on his site and YouTube videos.

Simultaneously improve our process and communication systems. 4.

I wouldn't be opposed to having a little skin in the game (closing costs, inspections, etc) I would be living there paying market rent and doing the improvements myself.

Have you contacted the Zoning Department to review the survey and ask what your subdivide options are with the existing improvements?

If there's a lot more headache- then I encourage you to implement or improve a Complete Household System, try to get SFR's with 6-11 bedrooms, no more than 3 rooms per 3/4-Full bathroom, and make sure there's one (not more than one) beautiful living room with a big screen TV.