(1) Play a trump higher than (one previously played
(2) Play a trump higher than (one previously played) to the trick
(1) For the sake of clarity, it is worth pointing out that where a lead of a plain suit has been trumped by the second player to a trick and the third to play also has no cards in the suit led, then the third player must still overtrump if possible.
(2) The risk of an overtrump in Diamonds to the left and therefore the necessity of trumping with a master.
(3) For the first round, all clubs are trump and the three remaining Jacks overtrump clubs.
(4) Failing to follow suit, trump or overtrump when able to do so.
(5) A trump automatically wins the trick unless someone else throws an overtrump .
(6) If you are trumping in, and there is a possibility of being overtrumped , trump with at least a Jack so that the fourth player cannot win with a Fox or 10 of trumps.
(7) This includes trumping or overtrumping if you can not follow suit.