Main Criteria for User Interface

Consider following when designing user interface:

• Navigation
  • Do not get lost
  • Consistency
  • Help facility to guide
• Content
  • Educational
  • Entertaining
  • Promotional
  • Informational
• Look and Feel
  • Colours to suit brief and create right mood
  • Visually appealing
• Layout
  • Uncluttered
  • Clear
  • Intuitive
• Clients/Users
  • Meet expectations

More specific users are, easier to target material and delivery.

• Define users
• What do they want?
• How can it be delivered?

Example – Amazon. Does number of things well:

• Navigation – no broken links, good search facility
• Trusted brand – buying and delivery
• Search can be ordered in different ways
• Users able to rate & comment on merchandise