advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware care careful caution communicating communication concern danger dangerous directions font informing Look looking lookout observant parallel-signage rectangle red reflective risk risks safety sign signage signs slow slow-down speed speed-hump steel-post traffic traffic-sign triangle warning warning-sign watch watch-out white word black cars cautious conditions road-conditions road-risks rural slippage slippery speed-reduction tractor tractors vehicles 3D abstract background badge banner blank button circle color colorful corner coupon crumpled curl design discount editable element foil glossy icon illustration information internet isolated label New old packaging paper pastel pastels peel peeling price promotion realistic retail round rounded sale season set shape shiny shop sticker stickers sticky symbol tag tags unglued vector web website square squared squares analog archival blue-and-white data-storage documents durable enlargement enlarger fiche file flat-sheets lens light machine magnification magnifier microfiche microform microreproductions miniature miniaturization miniaturized minimization negative pages photographic-image polyester pre-digital printed-information projector reading record recorded records reduced reduction retrieval saved screen small small-sized space-saver storage storage-efficiency storage-space thin transmission transparent transparent-film abbreviated abolished brief charges clear clipped communicate cost-by-number-of-words Delivered delivery document ended hand-delivered lettering message messenger now-obsolete once-common plain-language post-office postal-confirmation pre-private-telephones printed-telegraph-message receiving-sending recipient replaced sender short shorthand succinct telegram telegram-style telegramme telegraph-style telegraphic-style text unambiguous words written