We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

This includes details about the current market trends, investment opportunities, challenges faced, property management considerations, and any other factors that may be pertinent to someone considering real estate investments in these areas.I am open to any advice, suggestions, or recommendations.

What Cameron said is important.

Here is a summary of the book.https://www.nateliason.com/notes/long-distance-real-estate-investing-david-greeneThe book also mentions the importance of having a rockstar Realtor, contractor, lender, and property manager.

A PM robbed me and my partner of $40K, including two months rent and security deposit.

I have some San Diego STRs and MTRs and will say we had the slowest off season since the Great Recession (not including COVID lockdown times).  

While this may exempt it from being classified as a rental activity, active participation remains a requirement, necessitating compliance with three tests: spending 500 hours on the property, dedicating at least 100 hours (and more than any other participant), and performing all the necessary work needed.Additionally, long-term viability and consideration of depreciation recapture are important concerns.

When you start to have buildings fully depreciate and others that were bought so long ago the depreciation is hardly a blip on the screen you come to realize the importance of feeding the machine.

Mold requires water and a food source (dust is sufficient), so it's important to find the source of water and stop it.

This includes quiet hours, laundry uses, backyard uses, etc.