See also Walsh Responses to 1♣

• 1♦ shows 4+hearts, 6+HCP (same as our normal 1♥ bid). Opener bids:
  1♥ shows 3 hearts exactly
  2♥ shows 4+hearts and 12-14 (same as our normal 2♥)
  1♠ normal bid, 4 spades
  1NT normal bid, 12-14 balanced
  Any other bid is the same meaning that we have today. You do NOT have to accept the transfer.
• 1♥ shows 4+spades, 6+HCP (same as our normal 1♠). Opener bids:
  1♠ shows 3 spades exactly
  2♠ shows 4+spades and 12-14 (same as our normal 2♠)
  1NT normal bid, 12-14 balanced
  Any other bid is the same meaning that we have today. You do NOT have to accept the transfer.
• 1♠ shows 5+diamonds, 12+HCP with a major or 6+ HCP with 5+diamonds (this bid is replacing our current 1♦ bid)
  1NT non-forcing. Partner bids his major with 12+HCP, rebids ♦ or passes
  2♦ same hand that would bid 2♦ after our normal 1♣-1♦ sequence

When opponents interfere
1♣-Dbl System in ON
1♣-AnyBid System in OFF
1♣-P-1♦-AnyBid System is OFF

Example:
1♣ - 1♦ (hearts)
2NT (18-19HCP) - 3♦ (NMF)

Example:
1♣ - 1♦ (hearts)
2♣ (6 clubs,11-15 HCP)