Fla. Stat. § 702.035
Whenever a legal advertisement, publication, or notice relating to a foreclosure proceeding is required to be placed in a newspaper, it is the responsibility of the petitioner or petitioner's attorney to place such advertisement, publication, or notice. For counties with more than 1 million total population as reflected in the 2000 Official Decennial Census of the United States Census Bureau as shown on the official website of the United States Census Bureau, any notice of publication required by this section shall be deemed to have been published in accordance with the law if the notice is published in a newspaper that has been entered as a periodical matter at a post office in the county in which the newspaper is published, is published a minimum of 5 days a week, exclusive of legal holidays, and has been in existence and published a minimum of 5 days a week, exclusive of legal holidays, for 1 year or is a direct successor to a newspaper that has been in existence for 1 year that has been published a minimum of 5 days a week, exclusive of legal holidays. The advertisement, publication, or notice shall be placed directly by the attorney for the petitioner, by the petitioner if acting pro se, or by the clerk of the court. Only the actual costs charged by the newspaper for the advertisement, publication, or notice may be charged as costs in the action.
Fla. Stat. § 702.035