Obviously there are a lot of good books out there, however "Traction: A Startup Guide to Getting Customers" is certainly one which most of the folks here would

Obviously there are a lot of good books out there, however "Traction: A Startup Guide to Getting Customers" is certainly one which most of the folks here would find interesting. It's a comprehensive list of what you can do to get your initial bunch of users. The best line in the book though is the definition of traction: "It's identical to the Supreme Court's definition of porn: you know it when you see it!"