Key performance indicators (KPIs) are measures of how well an organisation is performing its tasks.
A keyword phrase is a phrase or series of words which is used to determine the relevancy of a web page or document to a search query.
Viral marketing is a type of marketing which focuses on getting people to share information about a product or service.
PageRank is an algorithm used by Google to measure the relevance of your website page in relation to other websites on the internet.
Creative Commons is a system of professional licenses and legal agreements that allow creators to share their creative works with others, while firmly retaining most of their rights as authors.