access-denied access-limited advice alert appropriate-behavior appropriate-behaviour behave behavior behaviour black caution cautious communicate communication directions fight flight keep-out keep-to-path no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition red restricted restriction restrictions safety sign warning bus bus-stop city long rails road street trailer transport transportation background business button call cell cellphone closeup computer computing connect contact corporate data detail device dial digital electronic equipment gadget information instrument internet key keyboard keypad laptop letter macro manager mobile multimedia network notebook office organizer personal phone technical technology telephone work acceptable advising allocated allocation approved authorised authorized automobiles carpark cars concern informing legal legality limited limited-parking management motor-cars no-liability parking protect protection risk risks risky safeguard security theft-risk vehicles vistors white denied entry-denied entry-prohibited keep-off unauthorised unauthorized 24/7 angled awareness beware camera camera-surveillance cctv closed-circuit-tv communicating day-&-night digital-camera exterior external foliage high light lighting lookout monitoring observation observe public security-camera surveillance surveillance-camera trees under-observation video-camera watch watched antenna dish dth modulation radio receiver signal transmission tv wireless blue don’t limited-access no no-pedestrians pedestrian artwork bicycle black & white creative cycle Cycle graphic family graphic happy family boat clouds cloudy kaai maritime mast pole radar ship silhouette sky sunset announcement avoid bait baits be-careful care danger dangerous destruction elimination foxes health poison poisonous signs toxic toxicity toxins unhealthy warning-sign