![](https://esdcard.com/wp-content/uploads/2021/01/Number1.png)
Your customer swipes their loyalty card at the washer or dryer
![](https://esdcard.com/wp-content/uploads/2021/01/Number2.png)
The Synergy CardSlide reads the information and sends it to a computer server inside the laundry
![](https://esdcard.com/wp-content/uploads/2021/01/Number3.png)
If there’s enough value on the card, it’s instantly approved and your customer can start the machine.