Emoji
Using emojis rather than text
This design plays on the fact humans process visual information almost instantly compared to text. It makes for an unusual and attention-grabbing design that is univerally understood.
About this campaign
This intervention proved effective when displayed on a busy high street. It works well in areas when a playful (rather than formal) tone is suitable.
30% reduction in gum littering, when trailled in Streatham, London