Friday the 13th etc.) of the year. Any month that starts on a Sunday contains a Friday the 13th, and there is at least one Friday the 13th in every calendar year. There can be as many as three Friday the 13ths in a single calendar year; either in February, March and November in a common year starting on Thursday (such as 2009, 2015 or 2026) (D), or January, April and July in a leap year starting on Sunday (such as 2012) (AG). The longest period that occurs without a Friday the 13th is 14 months, either from July to September the following
Cyber Black Friday million in online sales, representing an 11% increase versus Black Friday 2008. Gian Fulgoni of comScore said, "Black Friday, better known as a shopping bonanza in brick-and-mortar retail stores, is increasingly becoming one of the landmark days in the online holiday shopping world." Some Cyber Black Friday sales are short-lived, last through the weekend, into Cyber Monday, and beyond. 'Cyber Black Friday' was created in 2009 by eCoupons.com after observing that online retailers launched their holiday sales before Cyber Monday to compete with the Black Friday brick and mortar frenzy. According to Talya Schaeffer, founder of Cyber Black Friday, "Cyber