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Spread the word about your retail sale of the season or grand opening prices right outside your retail store on one of our quality sandwich boards. Need to make retail signs for your sandwich board or a-frame? Make your own retail panels online in minutes! Standard 36" x 24" sign panels fit perfectly with our sandwich board frames. Now open signs, sale signs, memorial day blowout sale signs and more can all be created right here at BuildASign.com.