This application is dedicated to co-owners of a residence. It allows residents of a co-ownership to have a complete idea of ​​the management of their trustee and to exchange with the different residents: - Recoveries, - Expenses with copies of invoices, - Monitoring budget lines (forecasts and achievements), - Sending and tracking complaints, - Monitoring of costs relating to an apartment (each resident only sees their apartment(s)) - Claim by QR code