Although some of these won't be of any use to us what-so-ever, some are very relevant for our re-enacting group We have a security gate/barrier and this is always manned, not to keep people out so much, but to great the public as they come in and answer any questions they have. If you don't know the answer, you'll usually know who to direct them too. However, by understanding the actually World War 2 Guard Duty General Orders it may help you to give an overall impression of a guard that is both trained and knowledgeable.