HOW TO IMPORT A PURCHASED THEME
Login into your Zenfolio account which will take you to your "Edit View". This is where you will import your new theme.
1. Select Page Theme in the yellow menu bar
2. Choose the newly Imported Theme
3. Click Apply
Now you will see your new Theme applied to all your web pages within your site. You can use the Theme "as-is" or make any changes to this Theme, such as change any colors, fonts or graphics, in the Theme Designer.