I forgot about that link
. Anyway it's perfectly right
. If you do not want to access the link just tak a look at the "latest events" tab in the JEvents main configuration area
Regarding the ocurrence tip, I think you might change it in the file:
Around line 274 you'll find all the options to get rid of that string.
Nevertheless an easier solution could be to make a language overrides changing the desired string and making it a white space, for instance.