set of letters e, f made of public road sign in red and white with a capital in the center on black background

attention background billboard black board capital caution center choice city clear concepts construction copy course crossroad danger decision design detail direction directional dirty drive empty frame grunge guidance guide guidepost hazard highway icon ideas industrial information intersection isolated journey letter limit nobody notice object old plastic pole post public red road roadsign safety set shape sign signal space speed stop street striped suburb symbol texture town traffic transport travel two urban vehicle vintage wall warning way white worn