This document provides an introduction to information asset registers. It discusses how information asset registers can be used to understand an organization's most valuable information sources, their location and owners. Maintaining an information asset register helps organizations understand their financial value, opportunities for innovation, and how to improve processes. The document outlines different types of information that may have value, such as key documents, data sets, business processes, and metadata. It also discusses how to gather details about information assets and how the register can be used for planning, system redesign, and innovation discovery.