alert appropriate-behavior appropriate-behaviour area attention banned boundaries boundary cigarettes communicating communication danger direction directive distinctive entrance environment health health-risk limits location no-smoking not-allowed not-permitted penalties penalty permission-denied pollution prohibited prohibition shopping-center shopping-centre sign symbol thick thin unhealthy warning wording words advice alcohol announcement be-careful beware black care careful caution concern conditions consumption dangerous directions informing listen Look looking lookout no-alcohol no-swimming red risk risks safety signs warning-sign water white access-denied access-limited behave behavior behaviour communicate denied entry-denied entry-prohibited keep-off limited-access no-access no-entry prosecution restricted restriction restrictions trespass trespassing unauthorised unauthorized boating boats directing helpful information informative risky rocks rocky shallow symbols waterside yellow clean clean-up cleanliness dog doggy-do droppings excrement excreta hygiene lettering mess message messy pets pickup poo prepared responsible rules sanitation signage text waste avoid damage demolition destruction hazard hazardous keep-out requirements unwanted blue crocodiles crocs protect protection swimming unsafe no-diving undrinkable advising allocated allocation arrow authorised authorized automobiles emergency emergency-vehicles limited vehicles