Follow on bids after 2♦ and 2NT : Overcaller's 2nd bid.
After a NT opening and your 2
♦ overcall, if your P bids 2NT, he is probably fitted in both majors and is asking you to choose and indicate the strength of your overcall
- An overcall minimum in points bid 3♣ for ♥ and 3♦ for ♠
- An overcall maximum in points bid 3♥ if you have ♠ and 3♠ if you have CO! (Warning!)
- Your Partner rectifies the bid : he will therefore be Declarer and the 1NT Opener will be seated in front of dummy ...