Abstract: A Smart Ceiling Tile and Method of Using is disclosed in various versions of the invention. One version is a system for a ceiling sign, comprising a means for suspending from or connecting to a ceiling at least one horizontal or nearly horizontal frame of suitable width, length and height, and at least one ceiling tile of suitable width, length and height, disposed on or in the frame, and the ceiling tile having means for conveying information to one of the senses. Another version is a process of using a ceiling tile, said process comprising the steps of: (a) suspending at least one horizontal or nearly horizontal frame from a ceiling; (b) disposing on or in the frame at least one ceiling tile further comprising a pre-determined configuration of means for conveying information to one of the senses; (c) allowing the means for conveying information to one of the senses to communicate with one of the senses of a user.