Box 1.

Interface features categorized as presentation, placement, positioning, and provision of multiple presentation layers

Interface (Presentation)

Presentation

Make it simple

Use appropriate font sizes

Use meaningful colors

Ensure acceptable contrast between text and background

Keep presentation consistent

Deploy space-filling techniques

Make icons bold or bigger in size

Placement and positioning

Display information in prominent positions to ensure that it is  seen

Allow for reading left to right

Localize information

Provision of multiple presentation layers

Avoid using only text