A Business Plan is a corporate document that sets out the operational and financial objectives of a company, describes the plan of activities and associated expenditures to achieve these objectives over a specific period of time. It summarizes the portfolio of investments selected during the business planning process. A Business Plan includes a set of time series data that describes the set of projected activities and their expected results over the specific period of time.  It typically contains time series data for: CapEx  OpEx  Production Reserve Additions  Non-Oil and Gas Revenue (i.e. fees) Royalties and Government Burdens and Taxes Prices Calculated results from these inputs are typically: Total Revenue Before Tax Cash Flow After Tax Cash Flow DD&A Deferred Taxes Net Income Less commonly, it includes Financial elements such as: Debt Interest G&A Costs Hedging Gain/Loss Share Purchases / Sales In all cases, the time series data above are aggregated, multiplied, ratioed, and otherwise manipulated to generate scalar metrics that are of interest to management. The time frame of the analysis is what is used to give it a name.  A Business Plan that covers 12-18 months of activity is usually called a Budget.  A Business Plan that covers 3-10 years of activity is usually called a long range plan.