Sidewalk signs, also known as sandwich boards or A-frame signs, can be an effective way for businesses to promote their products and services to potential customers who are passing by. These signs are typically placed on the sidewalk in front of a store or restaurant, and they can be used to display information about sales, specials, events, or other promotions. There are several benefits to using sidewalk signs for business promotion: Overall, sidewalk signs can be a useful tool for businesses looking to promote their products and services to local customers.