Property is the most valuable asset many Britons own so if they are selling, they will want to ensure they make as much of a profit as possible. Experts have shared one home improvement that can add £15,000 to the value of your property. A property with a garden is one of the things potential buyers would be most likely to fork out for. In fact, buyers may spend £20,000 more for a home with a garden or a driveway, according to research by property experts at Hammonds Fitted Furniture. While these features make a home much more valuable, it is not always cheap or easy to update a garden or a dr…