Why is data requested multiple times even though I have already entered it in my account and profile?

Depending on the event, you may be asked to personalise your tickets during the purchase process.

These are additional queries that are made by the organiser and relate directly to the event.

Organisers can set up whether this query is made per ticket or per order. Depending on the event, individual queries may be necessary, for example if there are queries about allergies or similar.