The term "SEO" can also refer to "Search Engine Optimizer". This is an industry term that refers to agencies and consultants that carry out search engine optimization process on behalf of their clients, and by employees who perform SEO services in-house. Every agency and consultant has their own SEO methodology; therefore they may use different methods to achieve high organic rankings for websites. In most cases, in order to have effective SEO, it may require changes to the HTML source code of a site, SEO tactics will be incorporated into website development and design. That is why almost all credible SEO agencies and consultants will first look at the design and back-end architecture of a website before starting any SEO process. This will ensure that SEO is carried out effectively.
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