business communication computer control controller controlling earth globe internet mouse plane power remote World cold frost hill ice mast mountain peak radio snow summit tower transmitter winter call cell phone cellphone contact dial dialing hand handy mobile phone phone texting acceptable advice advising all-week allocated allocation appropriate-behavior appropriate-behaviour approved arrow black blue carpark cars communicating directing direction directional fee fees indication indicator limited machine money paid park parking payment permitted public restrictions sign signs symbol symbols ticket ticket-machine ticket-parking ticketed timed vehicles white alert announcement appropriate behave behavior behaviour center centre conditional conditions detailed details entrance entry guide-dog-friendly information informing limitations management-rights not-permitted notice notification premises prohibitions refrain refraining respect safety security shapes shoppers shopping shopping-centre shops signage warning welcome be-careful beware care careful caution communicate concern danger dangerous large-vehicles lookout observant red restricted restriction reversal reversing risk risks risky trucks warning-sign watch watch-out architecture building classic concepts road Romaesque rural saavem sky stone style wood avoid below-ground digging digging-dangers flammable gas gaseous natural-gas no-ignition pipeline pipes potential stay-clear vapour vapours warned directions Look looking pedestrian pedestrian-speed reflective shared-area slow slow-down speed traffic area attention banned boundaries boundary cigarettes directive distinctive environment health health-risk limits location no-smoking not-allowed penalties penalty permission-denied pollution prohibited prohibition shopping-center thick thin unhealthy wording words