<|start_header_id|>assistant<|end_header_id|> Here is a summary of the property description in a single paragraph: A plot of land in West Sussex is available for sale with full planning permission to build a luxurious detached house with 5 double bedrooms, 4 bathrooms, and generous parking and gardens. The property is located in a quiet area, just a short drive from the medieval town of Arundel, which offers a range of restaurants, bars, and shops, as well as the impressive Arundel Castle. The town of Littlehampton is also nearby, with a mainline train station providing direct links to London and Brighton. The internal layout of the house can be easily modified to create either a sixth bedroom or a gym, making it a flexible and desirable living space. The property is being sold through the Modern Method of Auction, where the buyer's information will be shared with the auctioneer, iamsold.