advice advising alert appropriate-behavior appropriate-behaviour behave behavior behaviour black communicate communication illegal information informing legal-matters lettering no-tree-cutting no-wood-collecting offence prohibitation prohibited prosecution red restricted restriction restrictions sign signage timber unauthorised unauthorized warning warning-sign white wood 70 car cars limited post road signs speed traffic 2016 communication. mobile devices locked mobile phone phone security security animal beware bird danger drive duck nature safety street travel vehicle yellow beach cornwall England english flying Great Britain grunge grungy kite sand stand announcement be-careful care caution communicating concern consumption dangerous faucet health listen Look looking lookout protect protection risk risks risky rules tap undrinkable unhealthy water careful directions observant rail railway railway-station railway-tracks trains watch watch-out locomotive steam vintage civilisation hare rabbit shape square wild cautious denied direction inform message not-allowed not-permitted permission-denied please polite prohibition prohibitions rectangle rectangular text words approval approved green park permitted public-park