Fill in the Attribute tags based upon the sample data. Examine documentation on existing manual procedures or automated systems to discover additional attributes and omissions. Paper Forms Headings Prompts Computer Reports Fields Headings Sort Orders Computer Files Record layouts File Dumps Do NOT use attributes that are derived attributes or have attribute names that are plural. An entity MUST have a UID or it is NOT an entity. An Entity can be uniquely identified through a relationship.
Compound attribute More than one attribute.
Identify each entity. Seek out additional at-tributes that help identify the entity. Consider creating artificial attributes for identification. Validate the UID Examine sample data.