Consistent navigation and search feature present on each page
Yes ! Consistent navigation and search feature present on each page
It is your most important usability tools you can offer to a website user.
Always have a consistent link to the home page
When a user is "lost" the "home" page is the main navigation reference, also you should still have a link home, because you never know how someone will get to the site.
Company Logo Is Linked to Home-page
This may sound minor, but people expect logos to link to home-pages, and when they don't, confusion follows. I've seen video of users clicking on a logo over and over, with no idea what to do next.
Number of Links Is Reasonable
Build a Site Map
The site map is not only the Search engine optimisation. Real people use them! The bigger your site, the more you need one.
The 3 questions you should ask on every pages.
According to Web usability expert, Jakob Nielsen, a good navigation system should answer three questions: