Mark Graban has a Amazon giveaway for a free copy of his paperback book, Practicing Lean. One winner will be selected on Feb 27, 2017. You can enter the contest by sending a tweet about the book. Here is a link with all the information about how to enter (it is quick). It’s open to U.S. shipping addresses only.
Practicing Lean is a collaborative eBook project initiated by and edited by Mark Graban, with Paul Akers as a contributor.