If you are already familiar with Magic Data, Uber List is not that difficult to use and you could simply jump straight in:
I tend to develop pages containing Uber Lists with three browser tabs open:
See the Uber List User Guide for full documentation and many examples. Also see how Uber List's companion addon Uber Filter can be used to find pages within the Uber List documentation.
For existing Magic Data users, the main thing you need to do is expand your knowledge of how Magic Data creates and manipulates lists. In addition to the Uber List section of www.c5magic.co.uk there are more examples of listing things in the Magic Data section.
See the Uber List User Guide for full documentation and many examples. Also see how Uber List's companion addon Uber Filter can be used to find pages within the Uber List documentation.