Situation Analysis: this section includes all the market research results with various subsections. It includes an external analysis (macroenvironment and microenvironment analyses) and an internal analysis (with the assistance of various internal matrices such as BCG Matrix and General Electric Matrix).
You must know your competition in and out. Keep your friends close, but keep your competitors closer. You need to know all the things that you learned about your customers except fill in the blank for each competitor on all of those above items. Learn how you are the same/ different. Learn the similarities/differences about each product and service you offer. Learn how they sell or promote their products /services.