To make an effective plan, there is a famous rule called 4P's. Here, P's stand for Price, Product, Promotion and Placement. In this another P is added called People. Today while doing digital marketing or the traditional marketing one should understand people or the customers you are dealing with. It's important to figure out what is significant for the business, and later make a plan accordingly.
The classical marketing plan would follow the following scheme: Declaring the mission: this is the planning stage when we establish the organizational orientations and intentions, thus providing a sense of direction. In most cases, this is a general presentation of the company's intentions and almost has a philosophic character.