First Time Playing Triple Draw

[ActionDavidK]

Triple Draw 2-7 Lowball Limit ($0.50/$1) (converter)

SB ($16.75), Seat 3
BB ($14), Seat 4
UTG ($5.85), Seat 5
MP ($27.35), Seat 6
Hero ($98.50), Seat 1
Button ($44.85), Seat 2

Button at Seat 2.
SB posts $0.25. BB posts $0.50.

Hand: [3s 5c Js Ts 2s]

Round 1: (1.50 SB)

<font color="#666666">UTG folds. </font><font color="#666666">MP folds. </font><font color="red">Hero raises. </font><font color="green">Button calls. </font><font color="#666666">SB folds. </font><font color="#666666">BB folds. </font>
Hero discards Js Ts. Button takes 2.

Hand: [3s 5c 2s 6h 8c]

Round 2: (5.50 SB)

<font color="red">Hero bets. </font><font color="red">Button raises. </font><font color="green">Hero calls. </font>
Hero stands pat. Button takes 1.

Hand: [3s 5c 2s 6h 8c]

Round 3: (4.75 BB)

<font color="red">Hero bets. </font><font color="red">Button raises. </font><font color="green">Hero calls. </font>
Hero stands pat. Button stands pat.

Hand: [3s 5c 2s 6h 8c]

Round 4: (8.75 BB)

<font color="green">Hero checks. </font><font color="red">Button bets. </font><font color="green">Hero calls. </font>

Total pot: (10.75 BB - $10.75)

I am new to draw and really no idea what I’m doing.
Was I correct in just calling the reraise after the first draw?
Was I correct to stand pat on the second draw?
I just call his reraise?
Am I suppose to draw on the 3rd draw?
Should I have folded after the 3rd draw?