Why Pay Full Price? Stores Give Discounts, Sneak Peeks, Secret Sales; Just Hand Over Personal Databy Martin van Haaren11. May 2011Why Pay Full Price? Stores Give Discounts, Sneak Peeks, Secret Sales; Just Hand Over Personal Data (The Wall Street Journal) Tags:DiscountsENfidelityloyaltyprivacyprivate dataSecret SalesSneak Peeks Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.