An advertising agency is a service based on advertising business dedicated to creating, planning, and handling advertising and sometimes other forms of promotion and marketing in a promotion for its clients. An ad agency is generally independent from the client it may be an internal department or even an internal agency and provides an outside point of view to the effort of selling the client's products or services. An agency can also handle overall marketing and branding strategies and sales promotions for its clients. Typical ad agency clients include businesses and corporations,non-profit organizations and private agencies. Agencies may be hired to produce like television commercials, radio commercials, Online Advertising, Out-of-home advertising, Mobile marketing and AR Advertising as part of an advertising campaign.

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