There are several ways how to do the shopping online. First of them is to browse on the Internet and find a web page where you like the goods and buy it. There specialized online shops, where you can get goods in good prices, you say - What a bargain! there are some of them

eBay and Amazon are the most popular for online shopping

eBay 

is one of the most popular ways to buy and sell goods and services on the internet. It's a website where individuals and businesses can buy or sell new or second-hand items, from books and clothes to cars and holidays.

Amazon

is a popular online shopping website where you can buy a wide range of new and second-hand items, from books and music to computers and cars.