How to save money on Milk

This isn't my own idea, but I thought I would post it here, since it is very useful.

Taken from Miserly Moms, buy whole milk and cutting it with water. (1/2 gallon of water + 1/2 gallon of milk will give you a taste like 1% milk. 1/4 gallon Water + 1/2 gallon of milk would be closer to 2%)