Zéro-Gâchis offers to retailers an innovative product : a labeler for short-term products for employees, the analysis and monitoring of the store's performance for its managers. All that enables managers to ensure traceability of the products. Once the data is collected and analyzed, the start-up accompanies the stores in order to optimize its orders. Zéro-Gâchis develops and installs these tools while accompanying the staff to its proper use, always in a logic of fight against food waste.