Related:

• improperly oriented keyboard
• Components that must not and cannot be assembled improperly, will be.
• Add a feature... Add a bug...
• To add a tagline or not add a tagline . . .
• doubled sig: [USENET] n. A {sig block} that has been included twice in a {USENET} article or, less commonly, in an electronic mail message.
  An article or message with a doubled sig can be caused by improperly configured software....
• AS: Add Sideway
• He who flames improperly risks making an ash of himself! -- Jeff Klumpp (jdk@ficc.uu.net)
• AAO: Add And Overflow
• AB: Add Backward