Have you met the problems of no signboard or unclear signboard?

signboard - signboard plays a important role in our life.
China
January 3, 2010 6:23am CST
Signboards play a important role in our life. for example, Bus only, Wet paint, Give way, No smoking, No litter, Visitors please register, Dogs not allowed, Road up.Detour... I met such problems.
1 response
@winterose (39914)
• Canada
3 Jan 10
what kind of problems did you have don;t know how you want this discussion to go because you have not given much details.
• China
8 Jan 10
My examples are that i have met the problems of no signboard or unclear signboard. You can write the other interesting problems you met as hiccup.