In this case, the form taken by the ad varies depending on the distribution network: text, banner, advertising clip, message displayed under the “promotions” tab on Gmail, etc. Buying keywords and the bidding system On Google Ads, ads are positioned on keywords defined in advance. On the search network, it's simple: the ad is displayed when the chosen keyword is typed by an Internet user. On the Display network, it's a little different: the ad is placed near content corresponding to the keyword for example a video that covers the same subject, or a website on the same theme.
These keywords are purchased using an auction system. When creating his campaign, the advertiser defines an auction for his ad, that is to say he sets the maximum price he is willing to pay to display his ad on this specific keyword. Obviously, the BTB Directory more popular a keyword is, the more money you have to spend to obtain it: this can range from a few cents to several tens of euros.
Buying a very competitive keyword like “insurance”, “hotel” or “travel”, for example, can be very expensive. However, this price is only paid by the advertiser when its objective is achieved. This objective is configured when creating the Google Ads campaign: With “cost per click” CPC, the advertiser only pays when an Internet user clicks on the ad. With “cost per thousand impressions” CPM, the advertiser pays each time their ad is displayed a thousand times.
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