I have composite products (kits).
Example:
- prod n°47 = prod n°149 + prod n°16 + prod n°83
- prod n°81 = prod n°102 + prod n°55 + prod n°83
When I sell a prod n°47, I would like that the stock of products n°149, n°16 and n°83 is decremented by 1.
What is to be done?