1. Choose 1 contactless card (such as BPI contactless credit cards, CITI Visa PayWave cards, HSBC contactless credit and debit cards, Metrobank contactless credit cards, and PayMaya contactless cards), and 1 payment app (such as Banko, Coins.ph, Globe GCash, GrabPay, PayMaya, PayPal, Apple Pay, Google Pay) used in the Philippines. Answer the following questions: - How you think a contactless card or smartphone app works? - What information is sent between the card/smartphone and the card reader when it is placed in front of it? - What is the maximum amount you can pay for something using a contactless card? - Why is there an upper limit? - How many times can you use a contactless card or payment app in a day? - What happens if you have two contactless cards in the same wallet/purse? - What happens when your contactless card is stolen, and you report it to the bank? What does the bank do? 2. Make visual model to show how the contactless card or smart phone app works