We live in a world where a single typo will find you criticised on Twitter or with empty pockets. As such, here are a few tips to help you spot errors that could land your business in trouble.
What do NASA and Ernest Hemingway’s "The Sun Also Rises" have in common? A tiny typo. But while the book will now fetch its owner quite a hefty sum, to the space agency it meant the failure of Mariner 1.