Online marketing presented by Eshaan Chhagotra discusses how the internet has created new opportunities for electronic commerce. It describes how online marketing is conducted through interactive computer systems that link consumers and sellers. It then discusses different types of online consumers and components of e-commerce like digital products, customers, sellers, and infrastructure. Finally, it outlines various e-marketing strategies and channels like establishing an e-storefront, using different types of internet advertising, and how to drive traffic and make a website user-friendly.