Out Dated Test Strips

A couple of weeks ago, one of my T2 friends brought me several boxes of test strips that were about to go out of date. She doesn't test as often as her script is for, so sometimes her strips go bad before she can use them. If she catches them before they are outdated, she brings them to me, since I use them much quicker.The date on these boxes was 02-2011. It's officially March now. Technically