Online Visibility

SOME KEY DEFINITION

SEO:

Search Engine Optimization is a multidisciplinary activity that seeks to generate productive organic traffic from search engines via technically sound and connected sites by matching query intent with relevance and value.

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SEM:

Short for search engine marketing, SEM is often used to describe acts associated with researching, submitting and positioning a Website within search engine to achieve maximum exposure of your Web site. SEM includes things such as search engine optimization, paid listings and other search-engine related services and functions that will increase exposure and traffic to your Web site.

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PPC:

Short for pay per click, PPC is an Internet marketing formula used to price online advertisements. In PPC programs the online advertisers will pay Internet Publishers the agreed upon PPC rate when an ad is clicked on, regardless if a sale is made or not.
With pay per click in search engine advertising, the advertiser would typically bid on a keyword so the PPC rate changes. On single website -- or network of content websites -- the site publisher would usually set  a fixed pay per click rate. 

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Social Search:

Social search uses elements of user behavior, implicit and explicit, to improve the results of searches inside and outside enterprises. Such elements are typically stored as metadata, making social search a type of metadata mining. It also enables users to disambiguate results from their queries more effectively.

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Organic Search:

In search engines a natural search is one where results are returned based on the natural indexing of the Web site, as opposed to those that are returned based on paid advertising and editorial changes made by the search engine itself. The field of SEO is largely based on making a Web site appear more prominently in organic search results for specific keywords. Also called organic search or unpaid search.

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