Mark Hu your by laws probably state the limited common elements are your responsibility.

Trying to get feel for frequency of environmental studies done on commercial properties and if phase 2 done specifically for underground storage tanks would additional study need to be done on individual structures?

Release upon receiving all elements required to satisfy title.Odds are, she's not on title yet.

I'm not going argue this but the element is coming into the wealthy neighborhoods because that's where they find what they want.  

What are the elements that make it so?

Department of Treasury with usc exceptionState Tax LienLien by USA or Dept of JusticeUS Department of StateOther Federal AgenciesFrequent Superior Foreclosure-Liens:Code Enforcement for debris removal or mowingDemolition or Environmental Based Liens State child support lienBoard of County Commissioners for special assessmentsUtility LiensWater/Sewer Delinquency (only in selected states)County (and/or School/Township) for unpaid taxesCity for road improvements, maintenance

Now, you simply have to work on the other elements to progress your REI pursuit.Ok, now that you have taken your initial step, below are some quick links to get engaged.http://www.biggerpockets.com/starthere http://www.biggerpockets.com/ubg http://www.biggerpockets.com/meet Setting up Keyword Alerts How to Use @Mentions on BiggerPockets 25 Tips for Real Estate Success However, this site thrives on interactions and as such we encourage two way exchanges and look forward to educational and thought provoking ideas relevant to REI.

Now, you simply have to work on the other elements to progress your REI pursuit.Ok, now that you have taken your initial step, below are some quick links to get engaged. http://www.biggerpockets.com/starthere http://www.biggerpockets.com/ubg http://www.biggerpockets.com/meet Setting up Keyword Alerts How to Use @Mentions on BiggerPockets 25 Tips for Real Estate Success However, this site thrives on interactions and as such we encourage two way exchanges and look forward to educational and thought provoking ideas relevant to REI.

Prior to law school I worked as an Associate Scientist for an environmental consulting firm with the majority of my time being spent on due diligence for commercial real estate transactions.

You may find that they involve speaking with an attorney and insurance agency as well as your title company, although the first two would be more likely on how to proceed with handling this issue.Florida Dept. of Environmental Protection (Sinkhole FAQs):http://www.dep.state.fl.us/geology/contactus/faq.h...2015 Florida Statutes (Current Laws on Sinkholes):http://www.flsenate.gov/Laws/Statutes/2015?