With the Wines tab selected, Click Suppliers in the toolbar to add or remove suppliers.
Adding A Supplier
Click Add in the toolbar to add a new supplier. The name is the only required field.
Removing a Supplier
Click delete in the tooolbar or right click a supplier then click Delete to remove the supplier and links to items which they supply.
Recipes can be filtered by category using the list on the left hand side of the window. To rename a category, click Recipe->Categories to manage all categories, or right click a category in the left hand list and select Rename.
Viewing Supplied Items
When viewing a wine, suppliers can be found on the Suppliers tab.