Special Defences

2♣ - showing either strong 2♣ opening or weak 2♦ opening    ➲

Multi 2♦ opening    ➲

2♦ - showing both M    ➲

2M - Muiderberg, showing 5 card M + a m or both M below opening strength    ➲

2NT - minor two suiter below opening strength    ➲

2NT - unknown minor one suiter below opening strength (brown sticker)    ➲

Transfer preempt on level 3 or 4 (3♣ shows preempt in ♦)    ➲

Multi Landy    ➲

Two suiter overcalls    ➲