includes data cleansing. Banking institutions gather a lot of personal data about their clients and potential clients over time. Information ranging from the fundamentals such as contact names and locations to financial information and product portfolios can occasionally become out-of-date quite quickly. A databases whole contents are reviewed as part of the data cleansing process to update or delete any outdated duplicate erroneous or badly formatted information. It often focuses on purging data that has been gathered in a particular location.