Vendor view page, Specializations
From Protemos Wiki
On this tab, you can define the specializations a specific vendor works with:
By default, a vendor works with all specializations. To change it, please use the "toggle" button:
Then press "Update":
Unmark the specializations the vendor does not work with and press "Update" again:
You can select only from the services already specified in your account. To update the list of all services, please go to Settings -> System values -> [Services].