http://hrdailyadvisor.blr.com/archive/2007/12/04/Reference_Checks_Background_Checks_How_Far_Should_You_Go.aspxHow deep to delve into someone's past in a reference check is murky business. Here's one expert's take, plus notice of an upcoming audio conference designed to clear it all up for you.en-USCommunityServer 2.0 (Debug Build: 60217.2664)