Comments on: SEM Valuation Models http://industrialstrengthsem.com/2009/01/16/sem-valuation-models/ Managing Paid and Organic Search in a Super-Sized World Tue, 06 Dec 2011 19:36:00 +0000 hourly 1 http://wordpress.com/ By: Data-Driven SEO « Industrial Strength SEM http://industrialstrengthsem.com/2009/01/16/sem-valuation-models/#comment-86 Mon, 01 Jun 2009 22:24:04 +0000 http://industrialstrengthsem.com/?p=53#comment-86 [...] referrals, and in many cases we can track those referrals to direct revenue dollars. I have also written about different valuation models which, when applied to SEO traffic, can help attach real value to organic search [...]

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