The quick-and-easy steps in this blog will show how you how to properly set up and use an effective and inexpensive soaker hose system to help prevent foundation settlement.
For less than $100 you should be able to purchase the following items at your local hardware store.
You will need enough soaker hose (round black porous hose that weeps water)to extend around the perimeter of your homes foundation. Also you will need two Y splitters with shut offs, one battery operated timer and Teflon tape.