Expect to remodel kitchen and baths and put new floors down, paint, knock down a wall to open the floor plan. 

Need to clean the junk out of house .. hoarder .

deep clean, moisture barrier in crawl space, maintenance to HVAC What was the outcome?

It is essentially the last town before the pass.Regarding what @Lisa Marie said, there are is a ton of good info in there but for your needs, you need to increase the cost to clean.

Since then, I have started my own cleaning company specializing in Airbnb Turnovers, Commercial Real Estate, and working with Realtors to help create memorable client experiences. 

Since Covid this is just the way of the world with STR/MTRs, it can require more cleaning and cause damage but if you want to complete it is a necessity. 

Now my main issue is I need a fire detection system in a enclosed back porch that leads up to all three floors, but I don't know what's the minimum I would need to be compliant or that the fire marshall is suggesting what he wants or recommends.

Repairing damage to the property caused by the tenant or the tenant’s guests (beyond normal wear and tear).Cleaning the rental unit to return it to the same level of cleanliness as when the tenant moved in.Replacing or restoring personal property or appurtenances (fixtures) that were provided by the landlord and damaged or lost during the tenancy.Here's a link to the full California Law: https://www.gowhale.com/security-deposit-laws/california

OPERATIONAL COMPETENCY CHECKLIST 📋DOCUMENTATION HANDLING 📑Clean, professional exchange documentsPrompt response to document requestsClear tracking system for deadlinesWritten procedures for identification period complianceSTAFF EXPERTISE 👥Dedicated exchange coordinatorsLegal counsel on staff or retainerClear escalation proceduresContinuous training programsWARNING SIGNS OF INCOMPETENCE 🚩Confusion about basic §1031 rulesUnable to explain identification rules clearlyMissing or inconsistent tracking of key datesPoor communication during critical periodsNo backup personnel for your coordinatorTECHNOLOGY INFRASTRUCTURE 💻Look for:Secure client portalsAutomated deadline notificationsElectronic document storageReal-time transaction trackingCOMPLIANCE RED FLAGS 🚨Suggesting aggressive interpretations of §1031Unwillingness to provide written guidanceCasual attitude toward identification rulesPushing timeline boundariesEXPERIENCE MATTERS!

I've got a mixed use building with a vacant 5200 sg ft. medical space on the first floor.