They are like fingerprints; no two are alike, even within the same organization. One further point, opinions about what makes a good finished product are like noses_everybody has one. The ones that work and prove to be executable are the best. With this in mind, let me offer my views about business plans at a macro level having written a sizeable number of plans for internal and external applications. One other point, a business plan can build a team quicker than any formal team building activity.
No_one Reads Business Plans _ Besides yourself while you're writing it, who are you expecting to read your shiny new 80 page business plan? An investor might pretend they've read it all but the chances are they'll only read the salient points. They could have established these anyway with a five minute conversation with you. If you ever have time to read your plan yourself after you've written it then you're probably not spending enough time actually running your business. You can refer back to specific sections, but these will probably be outdated and obsolete just weeks after you've written them. If you do refer back to it, the optimism you had when you wrote it might inspire you, until you realise the path your business has actually taken is nothing like what you planned. This isn't a failure on your part to follow the plan, it's often a good thing. Let me explain why in my next point.