Using an e-commerce example like Amazon, discuss how e-commerce has changed the way that you comparison shop for features and the best price, and how that has changed you buying habits. Discuss how online reviews affect your buying decisions. Mention if you use QR codes or apps on your smart phone to help you make purchasing decisions, or to make actual purchases. Indicate if you use PayPal, Google Wallet, Apple Pay, or other alternatives to pay for items.