If you run product development and have ever had a problem with estimation this is for you.
Scope your software development and design processes better by playing points poker! This physical card deck contains 4 sets of cards designed to help your team get quickly aligned on the effort level of the various tasks in your project. If you run product development at any size company, keep this deck handy!
Never played points poker? Here's a behind the scenes video of the Yeti team in an estimation session.