This e-commerce specialist course provides in-depth training on the latest industry trends and best practices, including all aspects of e-commerce. If you do not receive your renewal notice, you should contact the Broward County Call Center at 954-357-4829.Fax number: 954-357-5479. Ecommerce businesses must register with the Florida Department of Revenue and obtain a sales tax permit. Browse 16 Websites and Ecommerce Businesses currently for sale in Broward County, FL on BizBuySell. The Florida Department of Revenue uses the information on the DR1 form to determine the appropriate tax classification for your business. Vendors can complete the registration process online in just a few minutes. It is free to register with BidSync and you do not have to pay a fee. WEBINAR: Completing Your Local Certification Application. To register your LLC, fill out and submit your Articles of Organization.