Maintaining data quality is critical in building a successful business, particularly as it now underpins so many facets of day-to-day operations. Good quality data means better business decisions and better outcomes for customers. According to Gartner’s ‘How to Create a Business Case for Data Quality Improvement’ report, the average financial impact of bad data on businesses is $9.7 million (£7.13 million) per year. However, once an organisation knows it has good and valid data in place, it may want to look at how to establish testing functions to leverage that information across various projects for the benefit of the business. The role of testing