1. A referred traffic analysis system for compiling marketing information for a client, the system comprising a processor and a computer readable medium comprising computer readable instructions stored thereon for execution by the processor, forming: a crawler module to crawl blog posts and obtain crawled blog posts; a collector module to extract one or more insights related to a topic from the crawled blog posts, resulting in one or more extracted insights; a web analytics module to collect one or more measurements of traffic to a client website, the traffic being referred to the client website by referring blog posts, the referring blog posts including the crawled blog posts; an associator module to associate the one or more measurements of traffic with the one or more extracted insights; and a presenter module to determine frequently reoccurring insights, which reoccur frequently enough to appear to be a driver for the one or more measurements of traffic, wherein the presenter module presents a plurality of said frequently reoccurring insights and associated measurements of traffic to the client.