[header] How to buy common stock [title] Find an online broker. [step] The easiest way to work with a broker today is online. You'll open an account with the broker and then deposit money into the account. 
You can find online brokers by searching online. Some of the more popular include the following : [substeps] Charles schwab e * trade td ameritrade optionshouse [title] Identify if you want a full-service broker instead.