Sheepdog Tip of the Day, Before Combat tip 302
Glass doors or windows aren't a barrier. To turn them into a barrier, install laminate film from http://www.truarmor.com/ .
Lt. Col. Dave Grossman, The Bullet Proof Mind seminar (paraphrased)
Sheepdog Tip of the Day services:
Follow SheepdogTip on Twitter Tip Memorization Songs
Other killology services:
Bullet Proof Mind for the Armed Citizen Seminar
The Killology web site
Additional Resources
For PTSD, Shepherd Resource Group.