The last three articles we looked at doubles. Now, we continue down the back of the ACBL convention card and discuss Notrump Overcalls.
The Unusual Notrump
Let's start with the jump-overcall of 2NT. This is one of the first conventions that new players learn. The "Unusual" notrump shows a 2-suited hand (at least 5-5). The two suits are the "two lowest unbid suits." So, after the opponents open 1