lucy24 - 9:36 pm on Oct 1, 2013 (gmt 0)
it's the same as 72 hours as 3 working days.
If you got an email on Friday, you start counting on Monday.
You do realize, don't you, that these two statements flatly contradict each other?
:: waiting for the entertaining twice-a-year moments when 72 hours is either more or less than 3 days, in the same way that "30 days" (the typical notice period of many contracts) may be more or less than a calendar month ::