In a supermarket, a good sale is anything that’s half price.
“Buy one, get the second one 50 percent off” discounts are not good sales—that’s only 25 percent off each. Almost everything is reduced to 50 percent at some point. —Teri Gault
Read more: http://www.rd.com/slideshows/supermarket-tricks/#ixzz3dcbxWP2k