It seems to me that I should be able to create a Group named Birthday and Events that are a subset of that (eg Bob - 2018, Bob - 2019, Jane - 2017) but it doesn't seem to work that way. What is the meaning of Group and how do I use it? To date I've created events that recur annually by maximizng the datet range, but that seems to be counterproductive.
Instead of clicking on the '+' icon to create an event, click on the small triangle just right to the '+' icon. This opens a drop-down menu to choose if you want to open an event or an event group.
This is not clear from the help file.
(To get the help file, type 'create groups for events in the organizer' in the search box of the welcome screen)
Create event tags
If necessary, you can organize event tags into groups. To create an event tag, follow these steps:
Click Tags/Info ...