# API call or new order place or on change stock level

**URL:** <https://forum.shopware.com/t/api-call-or-new-order-place-or-on-change-stock-level/62026>\
**Category:** Programmierung\
**Created:** [27. September 2019 um 07:18 UTC](https://forum.shopware.com/t/api-call-or-new-order-place-or-on-change-stock-level/62026 "2019-09-27T07:18:19Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![vasims\_zignuts](https://avatars.discourse-cdn.com/v4/letter/v/c57346/32.png) [@vasims\_zignuts](https://forum.shopware.com/u/vasims_zignuts)\
**Post date:** [27. September 2019 um 07:18 UTC](https://forum.shopware.com/t/api-call-or-new-order-place-or-on-change-stock-level/62026/1 "2019-09-27T07:18:19Z")

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Sorry, I am a newbie. I have a system where I want to reduce stock when we purchase from shopware website. I have demo plugin with me. I want to know that is there any way&nbsp; where we can call API on invoice generation or at new order place or stock level change?