Click on the ¡§Select Category¡¨ button on the registration form. A pop-up menu will appear where you can select different product categories. You can select up to 10 product categories by drilling down each category until you find the products you are interested in.
Click on the ¡§Submit and Close Window¡¨ button to return to the registration form. If you would like to choose more categories, repeat the selection process and click on the ¡§Submit and Close Window¡¨ button until you have chosen all the product categories that you have interest in.