Just finished the freelancer.com SEO Level 1,2 and 3 examination.   Luckily passed all the tests, and it’s much easier than what I expected.  :P   Not so sure if it is worthwhile to spend on those examination (USD20 in total) however I honestly believe it’s good to get certified for being a SEO.  You know, there are plenty of spammers in the market and claiming they know how to optimize one site with engineering effort (e.g. article submission with spun articles, blog commenting)…