The first step to configure the agenda is to select wich agenda you want to sync with OTTAA. You can do this entering to setup and turn on the option CUSTOMIZE CALENDAR, then a windows pop up and there you can select which agenda you want synchronize.
The agenda works with your events created in your agenda, the event have an special description that is a code number, for example 110 is the code of plastic class. You can this in the tutorial video at the left side.
You can watch the video tutorial of the entire process in the video below