I've seen these situations spiral out of control and lead to occupants neglecting/damaging the property, such as making holes in the wall to look for hidden cameras, nailing doors and windows shut, etc.

You are doing an incredible service to others.When I googled “Tax Lien Buyers Club” your post was the second result after their own website - the beauty of the internet is that Tax Lien Buyers Club can’t control the search results, as it is objective.I have never heard about Tax Lien Certificates before yesterday morning.

If they are behind and you don't already have the answers, I recommend you hire an attorney asap and get control of the situation quickly.

I don't know the law specifically in your area but the ability to control your property is over (at least on the west coast). 

I’ve identified a fantastic market opportunity in mid-term student rentals in Alicante, Spain, with tenants typically staying 5-10 months per year.

Additionally, for rate-term refinances, many DSCR lenders have no seasoning requirements at all.Easier qualification: DSCR lenders have much lighter qualification requirements than conventional or portfolio lenders, such as no DTI, income verification, or tax return hurdles that can slow down or disqualify loansFlexibility: While conventional and bank lenders are heavily regulated and follow standardized rules, DSCR lenders have much more flexibility and control over their guidelines.

1,000 doors under management is fantastic! 

You have no real control over macro economic issues over the long term, which will have a higher level of impact on your building value.  

He is fantastic.

The big concern I have with this asset class is the control element.