Good Post on Keyword Selection and Ad Copywriting

I just read a good post on keyword selection and ad copywriting. It is written from the PPC perspective but discusses the differences in informational keywords and buying keywords. It also outlines the buying process. Making This PPC Copywriting Mistake Could Be Costing You Sales | SiteProNews: Webmaster News & Resources

While this is written from the PPC ad perspective the information should be applied to all of your keyword selections.

yeah, its all about the copy and testing when doing ppc