The document provides a comprehensive guide to the digital marketing agency onboarding process, outlining a typical 90-day timeline and key steps including initial meetings, information gathering, audit of existing campaigns, strategy formulation, and campaign launch. It emphasizes the importance of client involvement for a smooth transition and highlights the necessity of communication, measurable outcomes, and ongoing campaign monitoring. The guide also reassures clients about the careful management of existing campaigns to avoid disruptions in lead flow during the transition.