Posted on March 27, 2013 by coutinhothe official duty rule of thumb. By (author unknown), certified bullshit technician. – May 12, 2010 at 12:02AM the official duty rule of thumb. Share this: Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X
