Business interruption (BI) values i subject few are able to address, yet calculating credible BI values is critical to risk financing. An inadequate understanding of departmental interdependencies (e.g. the BI value for the emergency room) can lead to understated business income values. If your values are wrong, how can you ensure that you have an accurate picture? Speakers demonstrate ways to identify continuing and non-continuing expenses and use them as the basis for BI calculation, identify options to mitigate the business income impact to operations stemming from a property loss and show how to apply this knowledge to refine