access-limited advice advising alert allocated allocation arrow authorised authorized automobiles behave black blue communicate communication denied directive emergency emergency-vehicles entry-denied entry-prohibited information informing limited limited-access no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition red restricted restriction restrictions safety sign vehicles warning white approved boom-gate unauthorised unauthorized behavior behaviour keep-off members membership prosecution trespassing access-denied appropriate-behavior appropriate-behaviour directions don’t no no-pedestrians pedestrian insiders limited access no public access staff staff only workers authorised-entry-only authorized-entry-only care caution concern confined-space danger dangerous lettering limited-permission limited-space risk risks risky signage warning-sign acceptable carpark cars limited-parking motor-cars parking special-parking guests message no-outsiders outsiders private private-property unacceptable vistors wording words trespass