In the house place your cuboards or any heavy article in south or east side.Try to keep north and west free as far as possible.Coz north and west is direction of air and water.Articles kept in these directions will not work properly.Every now and than it will require repairing.Articles will keep on moving in the sense got spoiled replace with new one.
Vastushastra is science for eg.if you keep television in water direction it will not work for longer period.
I m posting these tips because I have personally experienced few things.Believe me ,trust me and follow vastu rules as far as possible.It will work for sure.