“R” is a non-proprietary open-system software that is as powerful as the best of commercial offerings. With it, all analytics to data-drivenness are conducted. To give a perspective for how to download and work with “R” the slides as an example will show how to work through a case such that the user can have their first hands-on experience with the software. From the experience it will become apparent that its users work with go-by examples rather than code analytics from scratch—know the analytics, not the code.