Perhaps you've heard of intimidating terms like datamining and data warehousing, but there is nothing to be afraid of when you realize these are simply ways to effectively use database marketing. The big draw these days is how many followers you have on Feedburner, how many subscribers you have to your electronic newsletter, and how many members you have signed up on the restricted portion of your website. It's not enough that you build an audience. It's what you do with the data you've collected...