Some COs don't take a NM in the spirit that it is meant and act on it, which is to give the CO information on the condition of their cache, or they simply ignore the NM and hope someone else will fix their cache problem. It is not a slur on them, as long as they act on it; it is information. If a log on one of my caches was full and I had a NM I would be pleased I was informed, thank the person and and act on it. I recently put a NM on several caches on a power trail. Then when nothing was done