The reputation action plan for Mercure - La Rochelle outlines immediate, mid-term, and long-term actions. Immediate actions include innovating the website with panoramic photos and new offers, developing social media presence, and staff training. Mid-term actions are to renovate facilities, rooms, and decorations and get positive reviews on TripAdvisor. Long-term goals are to build a seminar room, spa, and extend rooms to offer family rooms.