The Practical Guide is written for companies that want to start using the CO2 Performance Ladder. The Practical Guide describes, among other things, what effect the introduction of the ladder has on your organization, what the benefits are and what steps you need to go through to obtain a certificate. You get to know the CO2 Performance Ladder and you can get started with filling in the requirements. Two parts have been published. The first part is written for certifying up to level 3.