Whats the best way and time to drink water while drinking beer to prevent a nasty hungover or 1 at all?

Im drinking 3 tall calls of keystone ice 1 pint each that's about 6 beers.What i was told is that if you drink a pint of water before you start drinking.After you had 2 pints drink another pint of water.And a pint of water before bed.Is this true.If not how do you do it?
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