If you are finishing a basement, then chances are you will need to attach wooden lumber to the basement walls. You need to attach the furring strips to allow you to drywall the basement walls. The furring strips also allow space for wiring and insulation.
The lumber can be 2x4s or 1x3s attached to the concrete walls on their flat edge. A hammer drill is needed for drilling through the concrete walls.
So watch this video to learn how to fasten furring strips to basement walls.