What does Search Engine Marketing, Optimization and Placement mean
Here is a very brief description of these terms:
Search engine marketing (SEM)
The term used to describe the range of marketing techniques required to make a website visible on search engines and directories so that it will attract visits from its target audience. This includes the optimisation of a site, the submission to directories, the use of 'pay-per-click' search tools and keyword related advertising.
It Includes both advertising and optimization efforts to achieve high visibility of a Web site for relevant keywords. Also referred to as search engine positioning or search engine promotion.
Search engine optimisation (SEO)
The job of altering a Web site so that it does well in the crawler-based listings of search engines. The term used to describe the marketing technique of preparing a website to enhance its chances of being ranked in the top results of a search engine once a relevant search is undertaken.
A number of factors are important when optimising a website, including the content and structure of the website's copy and page layout, the HTML meta-tags and the submission process. Its the process of designing the Web site to attract search engine spiders and improve a site's ranking for relevant keywords within a search engine's database. This process includes search engine and directory submission, which can require an inclusion fee.
Search engine placement (SEP)
The marketing term used to describe the process of ensuring that a website appears in the top results list of a search engine or directory once a relevant search has been implemented.