All Products Webinar: Which Program Do I Need? Follow This webinar highlights the main features in the six Golden Software products and the types of data that each uses. Length: 21:51 Related articles Create Dynamic Maps with Google Earth and Surfer Webinar Surfer Version History I see the message "The product key has been activated the maximum number of times". How can I activate my software? Comments 0 comments Please sign in to leave a comment.