How to use? 1) Run the create database 2) Click update database 3) Insert important value such as a) Summary tab name b) column number which will detect to duplicate the template. (make sure you already have tab name template in the current spreadsheet. c) column with to act as reference number to create the new tab d) Click submit e) click activate duplicator f) Continue update summary and update Create on the column you already set above which will trigger to auto duplicate template g) rename the reference number or name (student roster) on the template page. Hope this add on can help a lot of people.