Calgary Residents of Rolling Hills, Alta., have purchased the trailer that houses their Canada Post outlet in hopes of keeping it viable as the Crown corporation looks to cuts with a nationwide review of facilities and service levels. Community groups raised $30,000 to buy the structure from the retired postmaster. Rolling Hills, Alta., raised $30,000 for its local outlet, as Canada Post reviews its facilities Listen to this article Estimated 6 minutes The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Darcy Hemsing heads the Rolling Hills, Alta., agricultural society, which now owns a trailer used by Canada Post for post office boxes and parcel pickup location. (Collin Gallant/CBC) Rolling Hills, Alta., has good farming, a stable population and an office trailer for a post office. Its residents are fighting to keep it that way.…