2. The other and most important point, and the one most meaningful and potentially significant to the carrier, is the legal presumption of reasonable belief that you would otherwise be afforded but which you give away when you are involved in a shooting at a location where you are in the status of committing a crime by trespassing past a valid sign.
This could mean the difference between being exonerated at trial and being found guilty and sentenced to 20 years in prison for manslaughter because you were not able to defend yourself against the prosecutor's charge that your belief that deadly force was immediately necessary was not reasonable.
I don't think anyone should be breaking the law. . ., but one of the most important points I see is if you trespass, use your firearm in defense of your life, then Manslaughter beats wife grand kids, or self dying.