If you have read the earlier post on BCP vs. DR, you know where I am coming from. If you have chosen the definition that BCP is for business and DR is for IT, and at some point in time some smart big shot asks you to decide if you want to go for a BCP or a DR, how do you choose? The key starting point is: "Who is the stakeholder of the exercise?" and decide from there based on client requirements and other details. This little flowchart might help you choose what you really need: