Read this and tell me what you think.. I'll give you what my apponent had and tell me what you would do in his situation.
NL holdem at pokerstars blinds are .10/.25 and were about even in chips
My oppenent had only been at the table for a couple of hands
My oppenent on the sb is dealt

he calls his sb.. i raise 2xbb to make it 50c to go from the bb
he calls my raise
Flop:

my oppenent raises 1.50
i reraise to 3.00
my oppenent calls
turn:

I raise 3 dollars
my oppenent flat calls
River:

I raise 3 dollars
what do you do???