Detailed Project Report is the primary report for the preparation of the investment proposal. It is a comprehensive and elaborated plan for a project with different roles and responsibilities of the team, requirement of the resources, and possible risks with recommended measures to counter them.
It is a formal document described as a road map for your start-up / company that contains your business goals and the methods how those goals can be achieved along with a time frame within which you decide to attain the goals.
It presents the idea of the entrepreneur / promoter in numerical and well-structured terms; presenting its financial viability and growth and acts as a blueprint for its executions of top management policy guidelines and its impact on the project performance.