| http://www.w3.org/ns/prov#value | - Submitted by DyqKVKvM on Fri, 02/20/2015 - 12:01 Although digital signage is mostly used as a marketing tool or as a way to improve communication in school campuses, hospitals and other facilities, it has also been proven that they can be used to implement a fast and effective emergency notification system that can prevent a disaster or better guide people during a crisis.
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