Mullins has hit the nail on the head. I wish this book had been given to every entrepreneur who appeared before me on Dragons Den.Doug Richard, founder of School for StartupsROAD TEST YOUR IDEA BEFORE YOU LAUNCH YOUR LEAN START-UPThinking about starting a new business? Stop! Is there a genuine market for your idea? Do you really want to compete in that industry? Are you the right person to pursue it? No matter how talented you are or how much capital you have, if youre pursuing a fundamentally flawed opportunity then youre heading for failure. So before you launch your lean start-up, take your idea for a test drive and make sure it has a fighting chance of working. With an accompanying app, available on iTunes and Android. www.newbusinessroadtest.com (Pearson)