You can customize both the header and footer menus of you Buying website by going to Customize> Website Settings – Buying> Edit Buying Site Menu.
Click on the Manage Buying Site Menu button and then drag menu items from the Not Set area to either the Header Menu or Footer Menu area.
NOTE: You can arrange the order the menu items as well within the Header Menu, or Footer Menu areas.
Click the blue Save button at the bottom of the screen to save your configuration.