<|start_header_id|>assistant<|end_header_id|> Here is a summary of the property description in a single paragraph: The South Penthouse S11.1 at The Residences at Mandarin Oriental Mayfair, London is a luxurious 4-bedroom penthouse spanning 5,344 sq ft of interior space and 2,400 sq ft of outdoor terraces, offering breathtaking city views. The penthouse features a bespoke kitchen, elegant dining room, and spacious living room, as well as four luxurious bedrooms each with a private en-suite bathroom. Residents will enjoy access to world-class amenities, including a Michelin-starred restaurant, spa, gym, and 24-hour concierge service. The penthouse is approved for the Mandarin Oriental Rental Programme, offering a projected 90-night rental income of £1,032,480 and an indicative yield of 2.45%. Located in the heart of Mayfair, the penthouse is just a short walk from Bond Street and Regent Street, offering unrivalled access to London's most prestigious shopping, dining, and cultural landmarks.