Advertising banner- what is it and why so important? They are the means to advertise and promote your online business. You should always place your advertising banner at the top of the page instead of placing it farther down. This ensures that the site you are advertising on attains adequate traffic. You can contact free online banner creators to create your Advertising Banner, if you cannot do the job yourself. Or, you can also plan to outsource the work to professionals, as per your budget allows. There are many online resources available and you can take help of them to make an effective advertising banner that tempts people to visit the site.