Lean stout sticks along the horizontal brace of your lean-to. Crawl beneath them to make sure there is enough room to sleep under. There shouldn't be too much extra room, but it should be long enough to cover you completely. Pile smaller branches and twigs on top of your stout branches, leaving only an opening at either end exposed. Obviously you want to be very careful with fire around your lean-to.
Dry brush is very flammable.
Make your lean-to recognizable from the outside, so someone looking for you will not pass it by. Lean-tos tend to blend in with surroundings. Inc. How things get done. Use of this Web site constitutes acceptance of the eHow Terms of Use and Privacy .