activity authorities authority behave behavior behaviour communicate communication police reported reporting restricted restrictions sign suspicion suspicious warning ban banned illegal loud loudspeaker music no music no radio noice noise prohibited prohibition radio roadsign roadsigns rule signs silence Speaker sound denied dumping no-dumping no-verge-dumping not-allowed not-permitted permission-denied restriction roadside secretive verge appearance black danger destruction fire fires red white access-limited keep-off limited-access members membership prosecution safety trespassing advice alert appropriate-behavior appropriate-behaviour directions inform information informing message signage balls golf golf-balls golf-club golf-course golfers golfing removal removal-prohibited access-denied advising automobiles directive entry-denied entry-prohibited no-access no-entry vehicles