On Organization Dashboard (HOME), under Your events, click Event name
Click Setup tab
Under Event setup, select Additional purchases
Click Edit
Note: If the support package of your account is PRO, click Create your first merchandise
To the left, select desired product from Templates or Custom list
Note: Custom is recommended if you are to fill in the product information from scratch. Templates are pre-configured add-ons (certain fields/settings may be adjusted). For example, Apparel, T-Shirt, Jersey, Pants, etc.
Note: Shoes automatically includes shoe sizes 1-13 as items