Playing the following hand I did slow play a bit after the turn as it was such an obvious flush board, I thought any bet wouldn't be matched so just checked hoping for a bet or then I could bet on the river.
Party, $0.01/$0.02 No Limit Hold'em Cash, 5 Players
Poker Tools Powered By Holdem Manager - The Ultimate Poker Software Suite.
Hero (SB): $2 (100 bb)
BB: $2.45 (122.5 bb)
MP: $0.40 (20 bb)
CO: $1.44 (72 bb)
BTN: $2 (100 bb)
Preflop: Hero is SB with J♦: K♣:
MP folds, CO calls $0.02, BTN calls $0.02, Hero raises to $0.08, BB folds, CO calls $0.06, BTN calls $0.06
Flop: ($0.26) 3♣: Q♣: 7♣: (3 players)
Hero checks, CO checks, BTN bets $0.14, Hero calls $0.14, CO folds
Turn: ($0.54) A♣: (2 players)
Hero checks, BTN checks
River: ($0.54) 3♥: (2 players)
Hero bets $0.15, BTN raises to $0.73, Hero raises to $1.78 and is all-in, BTN calls $1.05 and is all-in
Spoiler
Results: $4.10 pot ($0.20 rake)
Final Board: 3♣: Q♣: 7♣: A♣: 3♥:
Hero mucked J♦: K♣: and lost (-$2 net)
BTN showed 7♥: 7♠: and won $3.90 ($1.90 net)
TBH I hadn't even registered that the board had paired which is my bad, I was too blinded by the flush with top card.