brake fluid is leaking on 1999 Dodge Grand Caravan

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How many possible things could there be for the fluid to be leaking?
(1) Answer
(2) Comments
Need to have a tech troubleshoot where the leak is coming from before anyone can give a estimate for repair
front calipers, rear calipers or wheel cylinders, master cylinder and the brake lines depends where you see fluid ( behind the wheel? under the hood? )