Payment is a kind of feedback system that making a transaction of purchases at Octopus-enabled retailers. Holding the card against or waving it over an Octopus card reader from up to a few centimeters away without the user taking out the card. The reader will acknowledge payment by emitting a beep sound, and display the amount deducted and the remaining balance of the card in 0.3 seconds.
In MTR When riding the MTR system, the entry point of commuters is noted when a passenger enters, and the appropriate amount based on distance traveled will be deducted when the users show their card again at the exit point.
The MTR charges less for journeys made using an Octopus card instead of conventional single-journey tickets. For example, the adult fare of a single journey from Chai Wan to Tung Chung is HK$20.70 with an Octopus card, and HK$23.50 with a single journey ticket.[38] Other public transport operators also offer intermittent discounts for using Octopus cards on higher fares and round-trip transits on select routes.[39]
Octopus Rewards
On 6 November 2005, Octopus Cards Limited launched Octopus Rewards, a program that allows cardholders to earn rewards at merchants that are partners in the program. Participating merchants provide consumers with tailor-made offers and privileges. The rewards that the program offers are in the form of points, or reward dollars, stored on the card. Once a card is registered for the program, the cardholder may accumulate reward points by making purchases at participating merchants, and payments may be made in the form of cash, credit cards, or Octopus cards themselves. The rate at which reward points are earned per dollar-amount purchase differs by the merchant at which that the purchases are made. At Wellcome, for example, one point is earned for every purchase of HK$200;[42] and at Watsons, points are earned at a rate of 0.5 percent per dollar amount of a purchase.[43] Once these reward dollars are accumulated,