If you going down the PPC route your going to need these links just to do a little research and signing up of course.

http://adwords.google.com/

https://adwords.google.com/select/KeywordToolExternal

http://www.sitepoint.com/article/adw...lect-parts-1-4 (great article in succeeding and getting the most out of your PPC time)

http://searchmarketing.yahoo.com/

http://www.ysmblog.com/ (Yahoo's blog on there search marketing program)

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