You will always find people taking time to pay their groceries because searching for a loyalty card between piles of other loyalty card in the handbag. How many loyalty card do you have. Among loyalty card that most Malaysian have is bonuslink. Although the loyalty card just giving you little discount or very little point at every purchased, you can see the impact like in J-Card day.
With loyalty card usually business can have customer data in their register and track their spending to plan marketing strategies. With it they can manipulate customer with rewards day or discount for members. Every business can have their loyalty program even tourism players.
Just google for loyalty card program and there are many loyalty card solution provider that will customized you card design with the software for your businesses.