Placing a link and a banner ad on a popular portal site helps, but their main weapon is television advertising.

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Specifically, the company purchasing a PPC campaign pays the advertising publisher every time an advertisement, such as a text link or banner, receives a click.

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An Internet ad banner provides a direct link to the advertiser's site, offering interested consumers an easy way to go there for more information or an opportunity to buy.

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The top of the screen, meanwhile, is dedicated to a Google eBookstore link, which looks rather a lot a banner ad.

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Besides having the banner ad link to it, the interactive video ad also played during the loading time of a mobile app.

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