OPENING PREEEMPTS

3/4-bids:

Sound:

Three and four-level preempts are roughly in accordance with the rule of 500 - you expect to take seven tricks vulnerable, six tricks non-vulnerable out of your own hand.

Light:

Preempts are frequently below "sound" ones but better than "very light". Note if it varies with seat or vulnerability.

Very Light:

Preempts at the 3-level would be made on

7 3 J 8 4 7 4 Q J 9 5 4 2

Conv./Resp.:

For any special conventional preemptive openings like NAMYATS
(a four level opening of 4 to show a stronger than normal 4 opening and 4 to show a similar 4 opening), responses to partner's opening preempt or other pertinent details use the bottom two lines of this section.

The above is the official ACBL convention card guidelines as of Sep 2000.