Feature one

When tests of a design lead to a great deal of drawings

Feature two

The relative priorities of the information and functions

Feature three

The rules for displaying certain kinds of information

By creating a visual guide along the way, the designer or developer can get input from the other people involved in the website such as the customer, their manager, and other members of the team.

Especially in web design, paper prototypes can be used to probe the illegibility of a design: A high-fidelity design mockup of a page is printed and presented to a user.