I understand I cannot legally require them to respond, unless the notice specifically requires it, like for instance, a notice of entry, but it's making it difficult to manage the property, and I'm not sure how to proceed.

I don't have a good understanding of your desires or what you are seeking.  

It's important to understand that a person can sue another person, but that doesn't constitute a judgment.

I understand that placement fee if one month is often standard for PM companies, but usually a lot of work and effort goes into placing a tenant.

As someone actively investing in STRs and looking to scale, this raises some concerns for me about the long-term viability of this strategy.I understand the tension between hotels and STRs, especially in popular tourist destinations, but I’m curious:How real is this threat?

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.

As for Alexandria specifically in terms of regulations don't take advice from a public forum - look up the laws yourself and make sure you understand them.

Do you understand the lien sale process? 

I am using a dscr loan. what I cant understand, is why are my closing costs so high. above is the numbers on the refi.

Unfortunately - there are a couple of issues here that likely make this hard to finance:-"Cabin style" dwellings typically are difficult to finance as the secondary capital markets treats these differently than standard single family homes as the buyer pool for a "cabin" dwelling is less than that of a standard home.- Yurts: Lenders typically have difficulty financing Yurts as they are moveable collateral.