Not all casinos provide free drinks or food but some do. I do
not know if grosvenior casino does but you could call them and ask
if they allow food and drinks for free.
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No; however, you can receive free drinks once in a while by
joining their rewards program.
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kosher
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you get free drinks but you have to pay for the lunch. It
depends on the airline and the amount of time it takes to get to
the place you want to go.