Generally, online trading refers to buying and selling securities via the Internet or other electronic means such as wireless access, touch-tone telephones, and other new technologies. With online trading, in most cases customers access a brokerage firm's Web Site through their regular Internet Service Provider. Once there, customers may consult information provided on the Web Site and log into their accounts to place orders and monitor account activity. What kinds of securities can I buy online? You can buy almost any type of stock, bond, or mutual fund online.