Studies have shown that eight out of ten burglars enter through doorways. This may be a
matter of habit or personal taste. Certainly, doorways are the most convenient means of ingress,
but do not be limited to these.
Door latches may be jimmied or picked; each method has its advantages and its drawbacks.
Hinge pins sometimes can be removed to allow entry, or panels can be cut out of the door itself.
Always listen at the doorjamb for any sound of movement from within before opening a door.
Upon entering, take a position behind the door and listen for sounds of discovery or pursuit.
Windows are the second easiest means of covert entry. Glass can be cut or pulled out of its
frame. It can be broken out by taping in a crisscross manner and then covering the point of impact
with a coat or jacket to muffle the sound. When employing this approach, be sure to remove
and conceal any jagged bits of glass from the frame. A window frame with no glass will
pass a cursory inspection, appearing to be a clear pane.
Air shafts can be used, but they generally have screens and filters which impede movement.
Cellars and crawl spaces can be employed, though it i-nay be necessary to cut through the floor.
And further, they do not make for quick escapes.
Some methods, such as tunneling or breaking out a wall, are considered too tedious for true
Ju Chuang is a Ninjitsu technique
concerned with entering by a window.
Standing beside the wall side of the window,
after compromising the latch or
having determined that it is unlatched,
open the aperture.
Grip the top and bottom of the opening
if possible; if not, grip both sides.
Pull the body forward, extending one leg
into the room. Shift weight forward, projecting
yourself inside. Place both hands
inside, pushing yourself over the lead leg.
Draw the trailing leg inside. Crouch beside
the window, then close it behind
Remain motionless for a few seconds,
listening for any sign that your passage