I have many product. À product un group 1 send by mail post , and à product un group 2 numérique. And i have a product with the 2 product 1 and 2, it's possible to hâve à many groups in renawal. Because i havé à subscripter with 1 product group 1 and 1 product group.2. When is subscribe to my product 3 is receive thé email relance for on product 1. But thé product in groupe 3 is equal at thé produc 1 and thé product 2. You see ?