aisle50 is a daily deal/coupon/discount service that lets people get items at 50% off.
they send an email, you purchase online, deal is added to your loyalty card, go to the store and the item is removed from the bill.
The team behind Signul bills the device as "the World's First Personal Beacon System," and offers an empowering stance on device management and oversight: "Streamline your life and automate things with a simple tool that leverages the power of beacon technology to do your bidding."