Possible Clues:

• It's quite a ceremony to have tea with you in the back of the lair
• Mo Hayder's ceremony
• Lady, about mid-January, taking money during ceremony
• Woman educated at length accepts university ceremony
• Confirmation, for one
• Ceremony that's central to spiritualism
• Liturgy
• Mass, e.g.
• Ceremony or protocol
• In France you may be introduced to foreign currency — that's regularly repeated