The source of traffic is the place where the traffic originates from.
The "source" answers the question: how did a visitor find my site?
In the Opentracker reporting system, sources are also called "referrers", because incoming traffic is referred from a 3rd party source. Technically a referred visitor clicks from a 3rd-party domain / URL into your domain. Sources are other websites sending you traffic through PPC campaigns, banners, ads, affiliates, blogs, etc.
Most likely, search engines will form the majority of your traffic sources.
Take-home message: visitor website behavior is goal-oriented. People who visit websites are usually trying to accomplish something. Your job if you work on a website is to facilitate this. There are some essential questions...
Return on Investment (ROI)
Just like a brick-and-mortar business, a website needs careful management to ensure commercial success. Content management decisions should be based on web metrics, not guesswork. Setting measurable business...
This report shows you all sources of traffic to your website, and divides the traffic into PAID and ORGANIC.
For every source, you can see the search engine name (if its a search engine) and the search term. So, for example, you can see...