Once the construction of the business building was far enough along (but no more than 180 days) that the price of the land and the amount of improvements you make on it are equal to the sale of your old investment property you take title to it and that would complete your 1031 exchange. 

You could lease spaces or use a service like SpotHero to automate rentals.Triple Net (NNN) Leases – If you want real estate income without the headaches, look into NNN properties.

We only disagree on what is basically a customer service issue.

You cannot deduct your rehab costs until the property is in service. 

Could be the tenant is not using the service, doing something to attract roaches or the exterminator isn't doing their job.

Line Item Fee Collected Rents 10% of All Collected Rents New Tenant Search & Onboarding $500 Business Hour Service Calls $80/hour + Materials Cost + Tax After Hour Service Calls $110/hour + Materials Cost + Tax HVAC Cleaning & InspectionGutter CleaningSpring/Fall Exterior CleanupSeasonal Mowing & Weed TrimmingSeasonal Snow PlowingGeneral Contractor Vendor Cost + 10% Oversight Fee

Fort Lauderdale has higher purchase prices and nightly rates, but Pompano has had an influx of investment and continues to improve, specifically by the beach. 

If it is with HUD, did they foreclose or is HUD servicing the loan? 

It will ultimately depend on price point and what level of service you want to provide. 

If you have the cash to make a lump sum payment and are happy with your current loan terms, recasting could be a smart move to improve your financial flexibility.