In fact, they have the highest recall of any outdoor advertising medium, ensuring that more people will remember your brand from a Street Pole Ad than any other type of outdoor media. SPAs are "live" 24 hours a day and cannot be switched off, turned down or skipped. While commuters spend more and more time in traffic, SPAs will help your business to earn a place in the minds of consumers and offer them a constant reminder that your brand is available and on sale. Street Pole Advertising (SPA) is often the missing link in the marketing chain; which, like a set of strategically positioned dominoes, can set a whole sequence of events into action.