Kickoff D/C counter: Come out in the onside kickoff formation, then quickly audible to regular kickoff.
Extra Point D/C counter: Only way I know is that you have to go for the 2 point conversion.
Field Goal on defense D/C counter: Picky any play other than a special team play (use a 4-3 or 3-4 play) keep tapping X after you pick the play.