More than three billion blogs, forums, portals, review sites, micro-blogs, news groups with over 900,000 new entries in 24 hours – trend on the rise – are an infinite pool of original resources for every PR specialist, market and opinion researcher. At the same time, the sheer mass of information presents a problem. The reason: while a full survey is vital for the accumulation of market data, usually less than ten percent of the entries are in fact of any relevance.