This is the easiest way to tell from the calendar view in the host app if a reservation has an addon
New Icon
Within the host app, you can easily tell if a reservation has an add on by looking for the new shopping cart icon in the top right of the card:
Without even clicking into the card, you are able to tell if a reservation has an add on or not.
When you click the card either in the calendar or check-in page, the box that pops up will quickly and easily let you know what addons were purchased for this reservation