so give up or fire another? PS 200NL

[RUDIKULOUS]

Villain is 21/14, my notes on him are that he has double barreled before and is capable of bluffing. He seems decent and not all that tricky. We dont have all that much history.

Poker Stars, $1/$2 NL Hold'em Cash Game, 6 Players
LegoPoker Hand History Converter

UTG: $369.15
MP: $214.15
Hero (CO): $407
BTN: $345.30
SB: $547.05
BB: $190

Pre-Flop: 4[img]/images/graemlins/diamond.gif[/img] 4[img]/images/graemlins/club.gif[/img] dealt to Hero (CO)
2 folds, <font color="red">Hero raises to $8</font>, BTN calls $8, SB calls $7, BB folds

Flop: ($26) 8[img]/images/graemlins/spade.gif[/img] 3[img]/images/graemlins/diamond.gif[/img] 6[img]/images/graemlins/club.gif[/img] (3 Players)
SB checks, <font color="red">Hero bets $18</font>, BTN calls $18, SB folds

Turn: ($62) K[img]/images/graemlins/spade.gif[/img] (2 Players)

So on this turn do you guys check or bluff.

What do you do if you check and he bets 30, 45 and 60 on the turn?