2.In a poker tournament, buy-in is the amount of money that you pay towards the prize pool in order to enter the tournment.
3.any more money that is spent during the session is called a rebuy.
the world series of poker buy-in is $10,000
2) buying in can be similar to selling out the difference is semantics. Buying can apply to a line of thought or an ideal or whatnot.
2) "After moving to the USA, we bought in to the american lifestyle and values."