Online display advertising are the different sizes ads that appear next to the content on a web page. They can be located on the top, side and bottom of the displayed page. Until recently these ads were creative and helped to build brand awareness. Due to technology changes, these ads are transforming the future of online advertising. According to Forrester Research, Online advertising will grow annually by 17% and will become a $28 billion industry by 2017. Online display ads are a great way to brand and grow leads to your business.