by Mark Sullivan, PC World
Finding great sites on the Web is easy. But it takes hard work and dedication to find the truly annoying and dazzlingly useless ones. Of course we didn’t shrink from the task.

While locating the most useful sites on the Web, we felt it only fair to call out the some of the most useless, too. We found no shortage of sites that are poorly designed or boring, but we list here some of the sites that go that extra mile — the dazzlingly ugly, the patently offensive and the mind-bogglingly pointless.

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For the SEO novice or business person who can’t afford the expensive gurus who charge a lot of money for SEO this is a great alternative. SEO is important for an internet presence but this free tool really helps small business owners on a tight budget.

The site explains Website Grader is a free seo tool that measures the marketing effectiveness of a website. It provides a score that incorporates things like website traffic, SEO, social popularity and other technical factors. It also provides some basic advice on how the website can be improved from a marketing perspective.

A quick way to update your social media sites with a powerful tool referred to as ShareThis allows users in one easy step to share content to MySpace, Facebook, AIM, email, and SMS to mobile devices simultaneously.