Inverted Truscott Strong Club Defense

Used against Precision oriented systems using 1C opening and 1D weak response to show strong hand of 17+ HCP. 1D response shows weak hand with 7 or fewer HCP.

Double shows the suit bid.
One of a suit shows a one-suited hand in the bid suit.
Two of a suit shows that suit plus the next higher one
1NT shows the pointed suits
2nt shows the rounded suits