Steve Blank is a professor of entrepreneurship and former serial entrepreneur. His latest book is The Startup Owner's Manual.
Bob Dorf is a serial entrepreneur, customer-development consultant and co-author of The Startup Owner's Manual.
Simple Sales Tips for Growing Your Customer Base
In this book excerpt, Steve Blank and Bob Dorf outline lean methods to get customers to spend more, and to send referrals your way.
How a Lean Startup Can Keep Customers
You have customers for your new mobile app or retail website. Here's how to fight churn.




