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 black care circles concern dangerous denied directions disapproval disapproved inform information informing message messages pictograms prohibitions protect protection public red restricted restrictions rules safety signage signs symbols warning-sign white alcohol announcement be-careful beware careful caution conditions consumption listen Look looking lookout no-alcohol no-swimming risk risks water access-denied access-limited behave behavior behaviour communicate entry-denied entry-prohibited keep-off limited-access no-access no-entry prosecution restriction trespass trespassing unauthorised unauthorized boating boats directing helpful informative risky rocks rocky shallow waterside yellow clean clean-up cleanliness dog doggy-do droppings excrement excreta hygiene lettering mess messy pets pickup poo prepared responsible sanitation text waste avoid damage demolition destruction hazard hazardous keep-out requirements unwanted blue crocodiles crocs swimming unsafe no-diving undrinkable