How they do it: In 2014, Pinterest generated its first revenue, when it began charging advertisers to promote their products to the site’s millions of users, consisting of hobbyists, vacation planners, and do-it-yourselfers. It generates revenue by displaying advertisements in the form of “Promoted Pins.” Promoted Pins are based on an individual user’s interests, things done on Pinterest, or a result of visiting an advertiser’s site or app (via re-targeting).
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How they do it: Twitter does not charge its users for accessing its platform or using its mobile apps. Rather, advertisements are shown periodically, and brands may pay Twitter a fee to promote their tweets sl that they appear more prominently throughout users’ newsfeeds.
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How they do it: YouTube’s platform, website and mobile apps are all free to use. In fact, over 5 billion videos are watched every day. In the absence of paying customers, advertisements on YouTube cross-finance the vast infrastructure needed to support YouTube’s operations.
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How they do it: Craigslist generates revenue through listing fees for certain categories such as jobs and apartments. Users can use the platform for free.
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