i-Resa is a cloud-based CRS (Central Reservation System) and PMS (Property Management System) solution developed by Flag Systèmes, part of the Orisha Real Estate group, designed for tourism accommodation operators. The platform enables holiday villages, vacation residences, leisure parks, travel agencies, and reservation centres to centralise bookings, automate distribution across 160+ connected partners, and manage the full guest journey in a single integrated system. Built on AWS infrastructure, i-Resa handles over one million reservations annually and serves clients including Futuroscope and UCPA. The solution supports B2C, B2B, and B2B2C business models with advanced yield management capabilities.