1♣ - 1♦ - 1NT -

2♣    =    GF CB     ➲

2♦    =    retransfer, weak or invitational

2♥    =    4+♥,4♠, 6-7, invitational

⚠️2♠    =    transfer to ♣, weak or SI

2NT =    6-7, invitational

⚠️3♣    =    transfer na ♦, weak or SI

Retransfer on level  4 (SA Texas) followed by  4NT is RKCB

back to 1♣ - 1♦ -

back to 1♣ -