appropriate-behavior appropriate-behaviour black black and white communicating communication denial denied dog dogs-prohibited informing not-allowed not-permitted permission-denied pets prohibited prohibition red rules sign warning white children kids playground canine control controlled exception lead leash beach black-and-white fine no-dogs penalty seashore unwelcome green animals prohibited appropriate behavior appropriate behaviour bicycles prohibited littering prohibited no animals no bicycles no littering not allowed not permitted permission denied prohibitions access-denied advice advising alert arrows communicate directive information keep-out message no-parking no-vehicles parking-prohibited private private-property restricted restriction restrictions signage text unacceptable wording words clean clean-up cleanliness doggy-do droppings excrement excreta hygiene mess messy pickup poo prepared regulations responsible sanitation waste allowed announcement care careful consideration directions dogs guidelines pedestrians permission-granted purple risk risks safety signs track walk walkers walking welcome