Just write the County Property Appraiser a letter (certified) somewhat like this:
DECLARATION OF ABANDONMENT OF DECLARED HOMESTEAD
The undersigned declare(s) that he/she/they hereby abandon(s) the homestead previously declared in the Homestead Declaration executed by ___________________on _____________________ , and recorded on ____________________________________
as Instrument No. in the Official Records of the County Recorder of _______________________ County, State of Florida, pertaining to the following real property:
Commonly known as (street address):
Reason(s) for Abandonment:
I declare under penalty of perjury, under the laws of the State of Florida, that the foregoing is true, complete and correct.
SIGNATURE OF PROPERTY OWNER: __________________________
STATE OF FLORIDA }
COUNTY OF BROWARD }
Sworn to (or affirmed) and subscribed this before me this _________ day of ______________________, 2011 by __________________________.
WITNESS my hand and official seal.