Background

Navigation poses competing interests.

Simple navigation

e.g. website with 3 or 4 page buttons across top of page helps direct new users to the key information
Advantage: This increase dramatically the chance that a user who is new to the site will click on the pages that you would like them to see
Disadvantage: There is a chance the users is unable to find what they are looking for

Complex navigation

E.g. website with many tabs across the top of screen, or multiple page buttons with dropdown lists.
Advantage: user in theory could access everything
Disadvantage: user is more likely to not click on the key pages of the site, may have trouble finding what they are looking for.

Solution