An opening bid at the three-level made with pre-emptive intent. It is usual to have a seven-card suit, few values outside and about six playing tricks if non-vulnerable (seven if vulnerable). You would open 3♣ on hands like these:
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An opening bid at the three-level made with pre-emptive intent. It is usual to have a seven-card suit, few values outside and about six playing tricks if non-vulnerable (seven if vulnerable). You would open 3♣ on hands like these: