ROMEX Used after 1M-2M, 1H-2R, 1S-2H, 1C-1M,2M, and 1C-1D,1M-2M with at least invitational values. Continued bidding if hearts are trump: 2S = partner (always) bid 2NT, after which a singleton is shown. 2NT = 3+ spades. 3C/D = 3+ suit. 2S - 2NT 3C/D = singleton. 3H = singleton spade. If spades are trump: 2NT = partner (always) bid 3C, after which a singleton is shown. 3new = 3+ suit. 2NT - 3C 3R/H = singleton. 3S = singleton club.