Let's say that you have 2 reservations interacting with the same inventory during the same period of time, and you want to clearly see the sequence of events.
Imagine they end up using the same bike and you want to understand how the timing of events allowed that to happen.
Go to the Reservation Detail Panel for one of your reservations.
Then select the More menu.
Navigate to utilities > Merge Event history.
You will see the event history for your reservation:
You can then use the field at the top and 'add events' button to add in the events for a different reservation reference. You can even add in multiple additional reservations.
Each reservation and its corresponding events will be shown with a unique colour: