| According to a 2005 JupiterResearch survey, emails targeted based on web site clickstream data offer a three times to nine times revenue improvement over broadcast emails. |
| With the mExchange program, consumers can decide, on a case by case basis, to sell their e-mail address, demographic info or clickstream data, and at what price. |
| It doesn't take long to accumulate a terabyte of clickstream when you have a large-scale, actively used Web site. |
