The growing value of old books: At a time when traditional investment havens are looking a little shaky, here's a tip: sink some money into Cormac McCarthy first editions - but only if signed by the author.
Investing in books, says Warwick Jordan, is not unlike buying shares.
"Not all books go up in value. Valuable books can go down over time - tastes change, collecting habits change. It's very similar to playing the stock market."