RR: This poll was made because I posted a poll about the South's second bid and most of people voted for double, without any explanation of what to do over partner's 3M bid.
I'm also curious if anyone would bid 4♠ if p bid 3♠ ...
You're playing transfers over 1♣, so you could show diamonds either with direct 2♦ as a weakish, to play or through 1♠ and when partner bids 1nt, you bid 2♦ as inv with usually 6card diamond suit. It seemed to me that 1NT was most ...