Conditions How does a cashback offer work? A cashback offer is a promotional offer whereby customers can receive a refund on part of the product they have purchased. PurchaseA cashback offer is valid on purchases made during a predefined period, on a list of eligible products. Participation formOnce you have made your purchase, you must complete the online form and attach all the required supporting documents. Processing of the fileOnce your application has been submitted, it will be processed within 5 weeks after the application deadline. ReimbursementIf your application is accepted, you will receive your refund within 6 weeks after the application deadline.