Another advantage i've found of betting the pot with a big hand is people can interpret it as a bluff!
Full Tilt No-Limit Hold'em, $1 BB (6 handed)
Full-Tilt Converter Tool from
FlopTurnRiver.com (Format: FlopTurnRiver)
MP ($96)
CO ($204.75)
Button ($110.65)
SB ($98)
Hero ($249.80)
UTG ($100)
Preflop: Hero is BB with A

, A

.
3 folds,
Button raises to $3,
1 fold,
Hero raises to $12, Button calls $8.
Flop: ($23.50) 2

, 3

, 5
(2 players) Hero bets $22.5,
Button raises to $99.65 (All-In), Hero calls $77.15.
Turn: ($0) 8
(2 players, 1 all-in) River: ($0) 2
(2 players, 1 all-in) Final Pot: $222.80
Results in white below:
Hero has As Ad (two pair, aces and twos).
Button has Ts Ac (one pair, twos).
Outcome: Hero wins $222.80.
Of course fact i'm reraising the button could look like a bluff anyway but the big pot bet does look suspect in a lot of scenarios.
I like it 