The bundle wrap packing method was developed by Doug Dyment of Onebag.com fame. It involves wrapping your clothes around an internal packet or bundle. This packing technique is popular with the business carry-on crowd as it tends to minimize wrinkles. You can download two different bundle wrap diagrams below.
Download the bundle wrap method here for an Air Boss carry-on bag.
Download the bundle wrap method for a Sky Train carry-on bag.