Development, operation and administration of digital signage systems and digital advertising systems for others, namely, providing advertising space by electronic means and the internet; selection of telephone hold and in-store music used in advertising played through audio-visual systems for businesses; content management services for retailers, namely, development of advertising materials in the nature of in-store announcements, displays and music; promoting and marketing the goods and services of others by distributing advertising material, coupons and discount offers via text and/or electronic messages; preparing advertising for others; advertising, promotion, and marketing services in the nature of providing background music and store announcements, advertising and commercials for retail stores; advertising, marketing and promoting the goods and services of others using kiosks