An inherent challenge for information professionals involves often difficult-to-quantify contributions of their initiatives to an organization's bottom line and the elusive ROI calculation. In this practical guide, Ulla de Stricker explains why, when, and how a formal business case can be used as an effective tool for gaining support for information-based projects.De Stricker discusses the psychology of decision making and demonstrates a logically sequenced progression for structuring a business case—from identifying the "problem, need, or opportunity" to proposing viable solutions and ensuring the presentation is delivered with impact. Her how-to advice is supported by case studies illustrating various approaches to creating successful business case documents.