An digital advertising agency or digital agency is a service business dedicated to creating, planning, and handling advertising (and sometimes other forms of promotion) for its clients. An ad agency is independent from the client 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.
Source: http://en.wikipedia.org
Source: http://en.wikipedia.org
