[Closed] A lesson in extracting maximum value

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.1/$0.25 No-Limit Hold'em (3 handed)

Known players:
[tg]SB(Hero)$50.24:///////;BB$57.24:///////;BU$33.05:///////;[/tg]

Preflop: Hero is SB with 7:d, 6:d.
BU raises to $1.00, Hero raises to $3.40, BB folds, BU calls $2.40.

Flop: ($7.05) T:s, Q:d, J:d (2 players)
Hero checks, BU checks.

Turn: ($7.05) K:h (2 players)
Hero checks, BU checks.

River: ($7.05) A:d (2 players)
Hero bets $46.79, BU calls $29.60.

Final Pot: $83.44.
Results follow:

Hero shows a flush, ace high(7:d 6:d).
BU shows a straight, ace high(J:c K:d).

Hero wins with a flush, ace high(7:d 6:d).