PepsiCo sends out real-time notifications to customers when they are near physical locations that sell its products. The firm then sends consumers discounts and discount information via Foursquare.
It exemplifies Social Commerce. Social Commerce is a subset of ecommerce that uses social media and customer interactions to support online transactions.
Social commerce is an ecommerce sub-segment in which merchants sell things directly through social networking platforms, allowing potential customers to engage with brands, explore goods, and make purchases. In contrast to social media marketing, social commerce allows clients to check out straight from social networks.
Therefore, the answer is PepsiCo.
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