
Select the MODULE Subscriptions.
Then go to PRODUCTS
Add your Products here.
Warning: This section needs to be modify

Select the MODULE Subscriptions.
Then go to PRODUCTS, Pricelists
Add your Pricelist here
The Subscription Module in Settings is linked to Settings SALES
After you define your PRODUCTS and PriceLIST, you need to go to the SALES Module for being able to sell your products.