Marketing Plan: In this you perform, precise activities which helps in achieving the goals and objectives you are targeting at. Here, you plan how you will promote the product/service? What are the specific areas of promotion? What would be the budget of this plan execution? Etc. Plus, you also estimate the ROI of this marketing strategy.
Executive Summary: the marketing plan like all the documents that are submitted to established executive bodies must begin with a brief summary of the whole plan, with basic numerical data and info. Mission and Vision: the marketing plan includes the company's "reason of existence", values and its future intentions and strategic approach.