Mega-fast food chain McDonald's went a unique route to promote its 24-hour locations with a reflective billboard. The outside advertisement looks blank during the day, but once drivers pass by it at night, a reflected caption promotes that McDonald's is "Open all night."
The reflective McDonald's billboard is just another cool way the company has pushed the envelope with its outdoor advertisements. In 2007, the brand made a billboard grow lettuce to promote its fresh new salads.
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