Black Friday (shopping) corner the gold market. When President Grant learned of this manipulation, he ordered the Treasury to release a large supply of gold, which halted the run and caused prices to drop by eighteen percent. Fortunes were made and lost in a single day, and the president's own brother-in-law, Abel Corbin, was ruined. The earliest known use of "Black Friday" to refer to the day after Thanksgiving occurs in the journal, "Factory Management and Maintenance", for November 1951, and again in 1952. Here it referred to the practice of workers calling in sick on the day after Thanksgiving, in order to
Cyber Black Friday year, in the Black Friday 2011 sales." In 2011, the number of retails offering Black Friday deals sharply increased, with retailers such as Apple Inc., Currys, PC World, Comet and even Harrods offering deals, in addition to Amazon. Cyber Black Friday Cyber Black Friday is a marketing term for the online version of Black Friday, the day after Thanksgiving Day in the United States. The term made its debut in a 2009 press release entitled "Black Friday Goes Online for Cyber Black Friday". According to the National Retail Federation Black Friday shopping survey, 195 million shoppers visited stores and websites