Here are some SEO Myths to wet your appetite:

• Higher bid on PPC ensures a higher Ad placement in the search engine results.
• Once you achieve top/high rank for your keyword you can stop optimising your website.
• SEO Companies that offer guaranteed top placement for your keywords eliminate the risk.
• Fantastic Short term results are a great result in SEO
• Search engine Optimisation mainly consists of endless Search Engine submissions.
• Search engine optimisation basically is a set of clever techniques designed to con the search engine.
• By following standard SEO techniques you will guarantee high rankings.
• If you Hire an SEO company it is expensive and they will blind you with meaningless terms.
• Basically all you need do is repeat your keyword loads of times on every page.
• Most Websites are optimised as they are being built so if you get a new website this will all be done for you.
• There is only one search engine worth optimising for and thats google everybody know that right?
• High PR is all that matters and getting a good PR automatically translates to high position.
• Brand new websites don’t stand a chance in the Search Engines.
• Link building is a completely automated process with little or no user interaction.
• High position for any keyword ensures high sales and conversions.
• PPC has a knock on effect on natural/organic ranking.
• High bid in PPC is directly proportional to high click through and conversions
• PPC is far to costly for small business owners to consider.
• All links in a successful link building campaign are permanent.
• PPC and keyword selection is all done by some clever bit of database.
• Getting more and more links will increase PR
• The number of links a site has is far more important than the quality of back links.
• Endless number of links can be aquired for free given enough time.

Matt Cutts the SPAM guru at google chats about some more complex myths that occur in SEO check out the google video here