You can include preferred vendors within the search results, not include restricted vendors, or display certain vendors last or after other vendors. You can set up preferred vendors that are specific to a location or worldwide.
Note: When a super-domain administrator clones a site from a template, vendor preferences are also cloned. You may want to use many of the vendor preferences cloned from the template as is, or adjust them specifically for your site’s requirements.
After clicking the Services tab, click the Vendors link and follow these instructions to manage vendor preferences: