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
Black Friday (shopping) from the previous year. As reported in the "Forbes" "Entrepreneurs" column on December 3, 2013: "Cyber Monday, the online counterpart to Black Friday, has been gaining unprecedented popularity—to the point where Cyber Sales are continuing on throughout the week." Peter Greenberg, Travel Editor for CBS News, further advises: "If you want a real deal on Black Friday, stay away from the mall. Black Friday and Cyber Monday are all part of Cyber Week ..." The National Retail Federation releases figures on the sales for each Thanksgiving weekend. The Federation's definition of "Black Friday weekend" includes Thursday, Friday, Saturday and projected