Paid search is the term we use for advertising within the listings of a search engine. These normally appear at the top of a SERP or to the side, and increasingly look more and more like organic results. At the moment Google places a small green ‘Ad’ label on them.
“Generally speaking, the ad with the highest Ad Rank gets to show in the top position and the ad with the second-highest Ad Rank gets to show in the second position (assuming the ads clear the relevant thresholds), and so on.” Your bid amount is just one of five factors that go into calculating Ad Rank. Other factors include. The Ad Rank thresholds, a set of quality thresholds your ad needs to meet in order to be eligible to show. These can depend on things like the topic and nature of a search, location, and device type
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