So, although a detailed business plan may not be required for an online business, I am going to include it here so you can at least look at and consider each section and determine yourself if it applies to your business.
For long term maintenance of competitive advantage, a firm must ensure that its methods cannot be duplicated or imitated. This requires constant analysis and regular reinvention of competitive strategies.
The Importance : An Invention Business Plan is an effective communication tool for providing a clear and tangible description of your invention while conveying its viability and value. It tells a detailed story about your invention including what it is, how it works and why your invention is a believable business opportunity. It can generally be described as an organized all-in-one depository of everything you know or have learned about your invention. It includes every angle about your invention so as to be used as a reference point for the development and/or submission of audience specific requests. Having a broad audience scope allows it to be used as a collection of information which can then be modified or adjusted according to the audience in which it serves.
Sometimes it takes a significant event or change in existing conditions for a business to create a written plan. I think it's safe to say that the state of the economy is a significant change that should prompt business owners to alter the way they've been doing things. If you already have a business plan, it's time to get it out and revise it.