You can go in any time you would like to. They do not line your pockets, but every now and then they will give you a slip of paper to put in for a $10.00 gift card for a store you like.
one blood does not pay $ If you want to help by sharing your blood to help others that's fine you get a movie ticket or you can get a card it wich you can used at various stores and it all depends on how many times you go.
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