1. Spreadsheet data analysis, functions for cost and party bookings. 2. Mail merge processes for letter creation and customer management. 3. Web page creation with HTML, templates, navigation, and design. 4. Database query creation for customer services, field types, and validations. 5. Secondary storage features, defragmentation, and data storage types. 6. Comparison of wikis and forums, and accessibility in search engine usage 【5†source