1. Go to Products.
2. Click on Groups.
3. Click on Add Product Group.
3. Enter a Name.
4. Enter a Short Description and Long Description for this group.
5. Set the Rules for this group. Please see article 'Product Group Rules' for a detailed walkthrough.
6. Your SEO information should have been automatically filled out once you finish the first three fields.
7. Set the visibility for this group. Active means that you can apply this group to your products. Visible in Shop means that you customers will be able to see this group.
8. Select images using the Image Library button if you want to apply any images to all the products in this group.
9. Add any Tags you think are applicable for this group.
10. Click Save.