# Virtual products (kits) decrease, how to increase? **URL:** \ **Category:** Using my Dolibarr\ **Created:** [January 25, 2019, 2:26pm UTC](https://www.dolibarr.org/forum/t/virtual-products-kits-decrease-how-to-increase/17277 "2019-01-25T14:26:39Z")\ **Posts on this page:** 1\ **Showing post:** 6
**Author:** ![Akkz](https://www.dolibarr.org/forum/user_avatar/www.dolibarr.org/akkz/32/3321_2.png) [@Akkz](https://www.dolibarr.org/forum/u/Akkz)\ **Post date:** [February 11, 2020, 12:40pm UTC](https://www.dolibarr.org/forum/t/virtual-products-kits-decrease-how-to-increase/17277/6 "2020-02-11T12:40:38Z")
> [@Problems understanding virtual product functions.](https://www.dolibarr.org/forum/t/problems-understanding-virtual-product-functions/18074): > > Good day to you all. I am a new user of dolibar currently using version 10.0.3. the problem I have is as folows : I have a product a box of different candy lets call it CANDY ASSORT. It virtual product tab it is made of or contains these products: 1 cardboard candy Box 1 candy caramel 1 candy vanilla 1 candy coffee All are virtual products are set to change stock as parent product changes that is what I need and I understand how it works. the problem: I have 0 stock of CANDY ASSORT , … Hope this helps you --- _[View the full topic](https://www.dolibarr.org/forum/t/virtual-products-kits-decrease-how-to-increase/17277)._