All websites should have primary (or main) navigation. Primary navigation is typically a list of prominent links toward the top of the page, with titles that help users determine where they want to go from wherever they are on the site. The primary navigation features the parent pages of a website, which are typically broad topics leading users to related, more detailed, child pages.
There is one hard and fast rule in generating income for your website: A steady flow of website traffic. If no one goes to your site, it hardly bares a chance of generating an income.