30-Sheet Posters are purchased in 30 day increments called "showings". Poster showings provide broad, simultaneous market reach and high frequency right where your customers live, work, and play. Posters achieve instant market saturation. 30-Sheet Poster This is the most common type of poster. Strategically placed 30-sheet Posters deliver advertising impressions throughout a market, not only to residents, but also to commuting traffic. Standard 30-Sheet Posters Size Overall Area:   10'5'' high x 22'8'' wide