What do you do pre-flop/ on the flop here?
PokerStars No-Limit Hold'em Tourney, Big Blind is t100 (6 handed)
Hand History Converter Tool from
FlopTurnRiver.com (Format: ITH Forums)
Hero (t3060)
SB (t1090)
BB (t1155)
UTG (t3300)
MP (t3285)
CO (t1610)
Preflop: Hero is Button with

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.
2 folds,
CO raises to t200,
Hero raises to t500,
2 folds, CO calls t300.
Flop: (t1150)

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,
(2 players)
CO checks, [color=#CC3333]Hero ???????