# Service de Remplacement — A Centralized Odoo Platform for Replacement Farm Workers in France > Service de Remplacement, a French network of associations that supplies replacement workers to farms, moved from an old desktop application to a centralized Odoo platform for replacements, payroll, invoicing and accounting. **Source:** --- Service de Remplacement moved from an old desktop application to two connected Odoo instances, a back office and a marketplace, for replacements, payroll, invoicing and accounting across its network.