Two turn decisions - 1/2

No reads. I´m bet folding this turn a lot, both w/ air and for value.
$1/$2 No Limit Holdem
5 players
Converted at weaktight.com

Stacks:
UTG ($343.35)
CO ($239.30)
BTN ($209.23)
SB ($207.80)
Hero ($200.00)

Pre-flop: ($3, 5 players) Hero is BB :ts: :th:
2 folds, BTN calls $2, SB calls $1, Hero raises to $10, BTN calls $8, SB calls $8

Flop: :9d: :7c: :4c: ($30, 3 players)
SB checks, Hero bets $24, BTN folds, SB calls $24

Turn: :qc: ($78, 2 players)
SB checks


Again no reads. I´m betting this turn almost never.
$1/$2 No Limit Holdem
4 players
Converted at weaktight.com

Stacks:
CO ($392.90)
Hero ($215.75)
SB ($206.00)
BB ($462.75)

Pre-flop: ($3, 4 players) Hero is BTN :7h: :7c:
CO raises to $6, Hero calls $6, 1 fold, BB calls $4

Flop: :8s: :5d: :6c: ($19, 3 players)
BB checks, CO checks, Hero bets $12, BB raises to $36, CO folds, Hero calls $24

Turn: :ac: ($91, 2 players)
BB checks

1 - b/f turn and check river

2 - I would fold to the flop c/r vs an unknown. on the turn check it back and maybe call a river bet unimproved.

1 bet/fold

2 check it back c/f river unimproved