There are condo's sprinkled throughout Dunedin and Palm Harbor and Clearwater and Largo.
in Dunedin some condos have exhibited 'settelling' issues and others have had sink hole remediation. This, however, is not unique to Dunedin or Palm Harbor.
If you are looking to make a purchase, be aware, sellers are required to disclose to the buyer any findings regarding structural issues of which they are aware. Your real estate professional will be a good resource for additional information.