Database cleansing can be quite daunting and confusing. Ignoring simple determinants, such as whether to abbreviate a field, can result in duplicate records, incomplete sorting, missing data, and even typographical errors - all leading to irrelevant and useless data. Concentrate on these 4 fields of your membership database to maintain accuracy, consistency, and relevancy. Follow this methodology to ensure your database remains the basis for decision-making and instrumental in achieving your non-profit goals.