1 Store credit will be issued for returns without a receipt, or for returns that are not made within 60 days of purchase or shipment to the customer. 2  A store credit will be issued on a return, providing the return is accompanied by the Gift Receipt.
A millennium (pl. millenniums or millennia) is a period of time equal to one thousand years (from Latin mille, thousand, and annum, year).
The reason why the 3rd Millennium / 21st Century starts in 2001 is because there was no year 0 (or AD 0, 0 BC). The year before 1 A.D. is defined as year 1 B.C., so year 0 was skipped. (See below. Therefore, January 1st, year 1 is defined to be the start of the 1st century and the 1st Millennium.It's no problem celebrating both of them, although probably most people will think year 2000 is the biggest of them.See below. Therefore, January 1st, year 1 is defined to be the start of the 1st century and the 1st Millennium. It's no problem celebrating both of them, although probably most people will think year 2000 is the biggest of them.