access-denied advice alert appropriate-behavior appropriate-behaviour communicating communication compound denied exceptions limitations limited limited-entry not-allowed not-permitted permission-denied police police-only prohibited prohibition regulations responsible restricted restrictions rules sign signs vehicles warning warning-sign avoid be-careful below-ground black cable care careful caution concern digging digging-dangers optical-fibre-cable potential risk risks risky safety stay-clear warned yellow cautious danger dangerous directions green inform information informing machinery machines prohibitions protect protection white animals prohibited appropriate behavior appropriate behaviour bicycles prohibited black and white denial dog littering prohibited no animals no bicycles no littering not allowed not permitted permission denied advising ban banned behave communicate directive no-golf red restriction signage announcement aware awareness colors colours considerate consideration Dirt dirty encouragement garbage recycle recycling reduce reuse rubbish unwanted waste waste-disposal waste-reduction acceptable allocated allocation approved arrow blue directing direction directional gray grey indication indicator letter lettering off-road parking parking-bay public pullover roadside symbol symbols word wording beware cycling cyclists disability disabled lookout observant path pathways pedestrians share sharing track walk walkers walking watch watch-out daylight daytime message messages notice notification pool poolside sheltered-pool text words be careful cars listen Look looking trams warning sign watch out