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Inc.com: Executive Summary as a Guiding Light
An excellent source on writing the executive summary of a business plan; including, what it should accomplish and its attributes. This was written in October 2000 by David E. Gumpert.
Leaf Group
E How: How to Write a Financial Analysis Paper
This article by Gerald Hanks focuses on what is involved in a financial analysis report which is used to determine if a company can deliver a solid return on investment.