Viral marketing by means of email is a promotional tool used by the B2B industry to push their merchandise.  Viral marketing could be effective for B2B within the following parameters:
1. Sender and receiver will both be benefited by using the product or service.

In these days of high technology and highly competitive business environment, the internet has become a new medium for businessmen to market their products.  Hundreds had very been very happy with the turnout.  Unfortunately there are also a big number who are not singing a happy tune.