It is a question I hear several times a week:  What is the value of a Facebook Fan?  I’ve seen answers ranging from $136.38 to $3.60.  I can’t blame vendors, agencies and consultants for trying to answer the question -- the hunger from clients is so great that anyone promising a simple answer is likely to get attention.  The problem is that there is no simple answer to such a complex question. In fact, it may be best if marketers approached this question as if the answer is zero -- unless and until the brand does something to create value with Facebook Fans. 

There are numerous reasons the question of Facebook fan valuation is problematic: