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 acceptable access-denied carpark cars directions limited-parking motor-cars parking special-parking guests insiders message no-outsiders outsiders private private-property signage unacceptable vistors wording words appropriate-behavior appropriate-behaviour authorised-entry-only authorized-entry-only behavior behaviour care caution concern confined-space danger dangerous lettering limited-permission limited-space risk risks risky warning-sign keep-off prosecution trespass trespassing brown damaged rough scratches scrathed construction construction-site