The document discusses online shopping. It defines online shopping as purchasing goods or services directly from a seller over the internet without an intermediary. The pros of online shopping include convenience of shopping from home at any time without lines, easier comparison shopping, and access to many stores. The cons are an inability to physically see items, more difficult returns, and potential security issues. Common forms of payment and tips for protecting yourself are also outlined. Popular online retail sites and tools for reselling items or comparing prices are then listed.