By collecting profiles one is building a client base.
When considering the search matrices, remember to collect information from Web 2.0 traffic. All too often Web 2.0 traffic is either not collected or is insufficiently analyzed. Web 2.0 traffic is that which is driven from blogs, RSS feeds, email bulletins and announcements, and one's profiles on social media sites, etc.
While certainly there are many success events from active participation — clicking on a banner, purchasing an item, signing up for a subscription, etc, there are also passive success events. Examples of passive success events include number of pageviews (pages viewed), time on site, a low bounce rate, etc. Increases in the average number of pageviews, the time a visitor spends on a site, and a decrease in bounce rate each represent passive successes.