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Yes, they are. Usually a "loyalty card" doesn't cost anything, and allows you access to the special sale prices the public isn't privy to. In other words, it's a free way to save money.
boots and subway have loyalty cards but that is all i know off...
Data is collected and recorded down every time an item is scanned at the cashier and with the use of loyalty cards supermarkets are able to track individual customers.
tesco was the first British company to use loyalty cards
The advantage of loyalty cards are that you can use them and collect points to get money off products in store
SuperdrugTescoSubwayBootsYogMillie's cookies
the shop tracks your purchases through loyalty cards this can result in misuse of your personal data/information by the store in many ways.
Most anywhere that sells food such as supermarkets and is set up to swipe cards.
Loyalty cards are used to serve loyalty card program in which customers are given discounts, offers, deals, points on shopping merchandise and coupons.So, customer can use the loyalty cards to purchase new products on discount, get something for free or redeem his coupon.Loyalty cards help both the party simultaneously i.e. due to Loyalty Cards retailer is able to track customers buying habit and customers data. And the customers are getting discounts. So, it's a win-win situation for both.
Loyalty cards or programs are offered as a reward based marketing scheme by merchandisers. Examples of businesses that offer loyalty cards include, but are not limited to: Target, Shoppers Drug Mart, BestBuy, Indigo, AirMiles, American Express and Mastercard.
the advanteges are that there good, and disadvantages are that you can loose them
They will have soon! Around end of Q1 2011.