1. Learnability
   1. Respect the user
   2. Guidance Prompting Grouping Immediate Feedback Legibility
   3. Consistency
   4. Appropriate Feedback
   5. Skills Balance
   6. Good design makes a product understandable
   7. Self descriptiveness
   8. Conformity with user expectations
   9. Consistency:
      1. Style Guides
      2. Designer Patterns
      3. Naming
      4. Look and feel interactions
   10. Accessibilty:
       1. Font size
       2. contrast
       3. Double coding
       4. Target size
       5. Screen readers
   11. Language:
       1. Internal language,
       2. Technical jargon
       3. Acronyms
       4. Plain Language
       5. Readability level
   12. Visibility of system status
   13. Match between system and real world
   14. Consistency and standards
   15. Aesthetic and minimalist design
   16. Help and documentation
   17. Grouping Sequence of Actions
   18. I found the system unnecessarily complex
   19. i found the system easy to use
   20. I needed to learn a lot of things before i could get going to learn this system
   21. Conventions:the site capitalizes on external learning
   22. Understanding
       1. The words and symbols are carefully chosen
2. Efficiency
   1. Keep users in control
   2. I found the various functions in this system well integrated
   3. I found the system very cumbersome to use
   4. Architecture:the system is well organized
   5. Visually Organized: The page is well organized
   6. Help:The site helps and guides the user
   7. Speed:The user does not lose time
   8. Freedom: The user is in command
   9. Provide several ways to leave,interact choice for the user
   10. Support the user activities-do not force
   11. Adaptability
       1. Flexibility
       2. User Experience
   12. Focused concentration
   13. Ergonomical transaprency
   14. Technology appropriation
   15. Tailored Experience
   16. Follow the rhythm
   17. Controllability
   18. Efficiency
       1. Shallow navigation
       2. responsive layouts
       3. Navigation shortcuts
       4. Accelerators
       5. Autosave
   19. Enable frequent users to use shortcuts
3. Satisfaction
   1. I think i would like to use this system frequently
   2. I felt vey confident using the system
   3. User Satisfaction:The navigation is pleasant and meets user expectations
   4. Surpass user expectations
   5. Respect the privacy and security
   6. Go for a perfect visual design
   7. Give a suprise gift
   8. compatibility
   9. Conservation innovation
   10. Good design is
       1. Aesthetic
       2. Unobstrusive
       3. Honest
       4. long lasting
       5. thorough down to the last detail
       6. Environment friendly
       7. little design as possible
   11. User engagement
4. Errors
   1. Error Control
      1. The site expects the user to make mistakes
   2. Error Management
      1. Protection
      2. Messages
      3. Correction
   3. Use error Robustness
   4. Recovery
      1. Confirmation dialogs
      2. Undo functions
      3. Error msgs
      4. Version control
      5. System recovery
   5. Error Prevention
   6. Other simple error handling
5. Utility
   1. Matching with users values
   2. Design the product or service to fit the intended context
   3. Clear goals
   4. Know thy users motivations
   5. Suitability for users tasks
   6. Logic
      1. The site capitalizes on internal learning
6. Memorability
   1. Reduce short term memory load
   2. Workload
      1. Brevity
      2. Balanced Information density
   3. Recognition rather than recall
   4. Memory
      1. Limited choices
      2. Automatic calculations
      3. Feedback chunking
      4. Masking
      5. Security practices