Always a chestnut, this is! It's also a good introduction to your Options menu in GoldMine.
To customize your Contact Record tabs;
1. Select Tools | Options from the top level menu.
2. Select the Record tab, click the "Tabs" button.
3. Uncheck whatever tabs you'd like to hide.
4. Use the Up and Down buttons to control the order of each Tab in the list.
5. OK your way out.