The Milka & Oreo cashback promotion featured selected biscuits and croissants from Milka, Oreo and 7Days, offering shoppers a way to claim money back after purchasing participating products at Biedronka stores. To take part, customers had to buy any two eligible items, keep their proof of purchase and submit it through the online form. The promotion ran from 25 June to 8 July 2026, or until the cashback allocation was exhausted; submissions have now closed.

The total refund pool was limited to PLN 70,000, with a daily limit of PLN 5,000 and a maximum refund of PLN 23. 98 per claim. Eligible adults could receive one refund per household per day, up to 14 during the promotion.

The promotional site provided product information, participation rules, terms and a contact form. Advalue Sp. z o.

o., based in Warsaw, is identified as the promotion’s organizer. This campaign brought together familiar snack brands in a limited-time retail offer