Tickets may not, without the prior written consent of Ticketek and the Seller, be resold or offered for resale at a premium (including via on-line auction or other unauthorised resale sites) or used for advertising, promotion or other commercial purposes (including competitions and trade promotions) or to enhance the demand for other goods or services. If a ticket is sold or used in breach of this condition, the ticket may be cancelled without a refund and the ticketholder of the ticket may be refused admission. Ticketek will use reasonable efforts to notify you of such action.