Black Friday Sale more than 50.000 users simultaneously accessed the site, temporarily causing delays and server overloads. The overwhelming numbers of visitors also caused the servers of several online shops, such as the electronics store Saturn, to suffer significant downtime. Despite the technical problems, the first Black Friday Sale generated a significant turnover and was considered a notable success by online retailers and organizers alike. After successfully launching in 2013, and having a successful 2014, 2015 and 2016, the Black Friday Sale is set to return on 24 November 2017. Online shoppers are expected to spend billions on this Black Friday sale. Once
Black Friday (shopping) was the first to launch a special Black Friday promotion. The year after, most Swiss retailers launched special offers during the Black Friday Week. It is estimated that customers spend around 80 million Swiss Francs in onlineshops alone on Black Friday 2017. In recent years, Black Friday has been promoted in Australia by in-store and online retailers. In 2011, Online Shopping USA hosted an event on Twitter. Twitter users had to use the hashtag #osublackfriday and it allowed them to follow along and tweet favourite deals and discounts from stores. In 2013, Apple extended its Black Friday deals to Australia.