Hold'em table

On the button three-handed, T7 offsuit is marginal but playable; raise to take initiative and apply pressure to the blinds while retaining position.

Holding 82o in the small blind against a button open is an easy fold out of position.

64 offsuit is too weak to continue against a button open, especially out of position. Folding avoids putting more chips in with a hand that rarely flops well.

Open-raising on the button with an Ace in a 3-handed game is standard to apply pressure on the blinds.

Pocket aces in the small blind facing a button open is a clear 3-bet; sizing to 750 builds the pot while keeping the big blind's range wide enough to continue.

J5 offsuit is too weak to continue against a button raise and a substantial small-blind 3-bet, especially with another player still in the hand.

A4o is a standard fold on the button facing a 3-bet from the small blind.

Ad7d suited is a solid button open in three-handed play, so I raise to 3x the big blind to take the initiative and fold out weaker hands.

K3 offsuit is too weak to defend against a button raise, especially with the big blind still to act.

A9o has sufficient equity against a 3-handed button opening range getting 2.25:1 pot odds to defend the big blind.

Checking to the preflop aggressor with top pair medium kicker to control the pot size and let them continuation bet.

I have top pair on a dry ace-high flop and the big blind checked, so a small c-bet takes the pot often and gets value from worse aces and draws.

I flopped top pair with a nine kicker on an ace-high board and face a small c-bet. Calling is standard to keep their bluffing range wide.

The turn completes both potential straights with any deuce and puts three spades on board. Checking to control the pot with top pair and a flush redraw out of position.

Top pair with a weak kicker on a board that just completed a flush and offers wheel straights. Checking back preserves showdown value without bloating the pot against stronger made hands.

We hold a 9-high flush on a four-spade board where higher spades and straight flushes beat us. Checking allows us to see showdown cheaply as worse hands rarely call a bet.

I have top pair but the four-spade, straight-heavy board means almost everything that calls a bet beats me. Checking realizes my showdown value.

AJo is a strong button hand three-handed, so open-raise for value and initiative; 2.5 big blinds is a solid sizing.

Holding an unplayable 83 offsuit out of position facing a button open, this is an easy fold.

94 suited is too weak to defend out of position against a button raise; it is easily dominated and does not realize enough equity to justify calling.

Holding 42o on the button is well outside any reasonable opening range, so folding is the straightforward play.

92s is too weak to continue for another 50 from the small blind; folding avoids a dominated, low-equity spot against the big blind.

J5o is too weak to open or flat from the button against two live blinds; folding avoids a dominated, low-equity spot.

K-4 offsuit is playable heads-up from the small blind, but not strong enough to raise; complete and see the flop cheaply.

Holding 75s in the big blind facing an SB limp, checking allows us to see a free flop in position with good playability.

I have second pair with a weak kicker on an ace-high board. Checking keeps the pot small and avoids value-owning myself against stronger hands.}

Check back with seven-high on an Ace-King board to see a free turn card.

I have two pair and should value-bet while charging diamond draws and weaker pairs. A 140-chip bet into 200 keeps worse hands in while protecting my hand.

I hold seven-high with no draw on an ace-high board, making this an easy fold against a turn bet.