There was a time when the absolute best way for a business to get into contact with their customers was via the telephone. However little by little that has changed. First came the advent of e-mail. And this became an effective way for individual to transmit messages to another person quickly, but still allowing the writer enough time to think about what they are going to write. Then, came instant messaging and chat technology. Right now chat technology is one of the best ways for a business to stay in contact with its customers. You can learn more about this and things like call tracking online.