If a document needs to be developed that requires input from other disciplines_Finance, HR, Property & Facilities, Marketing, Procurement/Supply Chain_ then most likely you are looking at a team building effort to get the job done. In any event, don't look at the task as only as a roadmap that leads to a profitable product or enterprise. Business plans are a great way to build team buy_in, force a thorough review of options, define objectives, establish benchmarks to judge performance, and help arrive at a plan_of_action. Ultimately, it can lead to a Project Management approach to implementing a plan and that can be as involved and detailed as is necessary.
First you would determine what you would like your salary to be. You've dreamed about having a nice income to support your dreams I'm sure. Let's say right now you only make what your profit is giving you which might not be much. So let's say the first year, next year, you would love to have a consistent monthly salary of Ŭꯠ a month, every month. And every year you would like to be able to increase it so that after 10 years it would be at บꯠ per month. And let's say you would like to grow your business 10% each year.