E-commerce: the use of the internet and other technologies used by businesses to market and sell goods and services to customers.
Viral marketing: when consumers are encouraged to share information online about the products of a business.
Social media marketing: a form of Internet that involves creating and sharing content on social media network in order to achieve marketing and branding goals
Price:
using the internet to adjust prices according to online demand
leads to higher revenue as prices are raised online when demand increases
BUT
consumers can feel that they are being exploited if prices rise for popular products
Promotion:
social media sites to promote goods and services
viral marketing to encourage social media users to pass on promotion messages
majority of younger consumers will be social media users