1) No reads. Is there any reason to raise this turn?

Party Poker No-Limit Hold'em, $ BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($116.85)
MP ($92.20)
CO ($164.82)
Button ($176.65)
SB ($111.80)
BB ($98.50)

Preflop: Hero is UTG with 6, 5. SB posts a blind of $0.50.
Hero raises to $4, MP calls $4, 2 folds, SB (poster) calls $3.50, BB calls $3.

Flop: ($16) 3, Q, 4 (4 players)
SB checks, BB checks, Hero bets $12, MP calls $12, SB folds, BB folds.

Turn: ($40) K (2 players)
Hero checks, MP bets $10, Hero calls $10.


2) Don't even know why I'm posting this but I am anyway. Should I just fold the river? Only ten hands with this guy so far, but he's played almost every hand since I got to the table.

Party Poker No-Limit Hold'em, $ BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($100.40)
BB ($100)
UTG ($89.36)
MP ($122.10)
CO ($127.06)
Button ($76.25)

Preflop: Hero is SB with J, 7. Hero posts a blind of $0.50.
UTG calls $1, 1 fold, CO calls $1, Button calls $1, Hero (poster) completes, BB checks.

Flop: ($5) 6, J, 2 (2 players)
Hero bets $3.50, BB folds, UTG folds, CO folds, Button calls $3.50.

Turn: ($12) T (2 players)
Hero bets $6, Button raises to $12, Hero calls $6.

River: ($36) 8 (2 players)
Hero checks, Button bets $9, Hero calls $9.

Final Pot: $54


3) MP is a donk. I don't have reads on the other guy. What's my best play on this flop?

Party Poker No-Limit Hold'em, $ BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($103.60)
Button ($182.40)
SB ($83.41)
BB ($111.35)
UTG ($154.71)
MP ($68.05)

Preflop: Hero is CO with K, A. SB posts a blind of $0.50.
1 fold, MP calls $1, Hero raises to $5, 1 fold, SB (poster) calls $4.50, 1 fold, MP calls $4.

Flop: ($16) T, J, 6 (3 players)
SB bets $7, MP raises to $14, Hero ...?