Reminders can be added to appointments and tasks. Once a reminder is triggered, the following window will be shown.
Go to item/Show Item - switches to the Calendar or Tasks module and either puts the focus on the selected item or opens a preview window for the selected item.
Dismiss - dismisses the selected reminder(s).
Dismiss All - dismisses all active reminders.
Remind in - postpones the selected reminder by a period of time chosen from the drop-down list next to the button.
Reminders can be sorted by any column, just click on the column's name. Holding down the Ctrl button on the keyboard, will allow you to sort by several fields.