Traditionally speaking, businesses use and have used what is called outbound marketing. This method uses platforms such as TV commercials, billboards, and radio spots to advertise to a large number of people hoping that some might be looking for a product or service similar to what they are offering. Inbound marketing takes the opposite approach, in that businesses who use inbound marketing market to a smaller number of people, but those people are actively searching for products or services that the business offers. This infographic gives a high level overview of how inbound marketing works.