Search Engine Optimization (SEO).
SEO is one of the most effective and important online marketing strategies. Where SEO comes into play is by ranking you higher on all the different search engines. The benefits are countless, but here are a few:
More traffic to your website from all the search engine referrals to your website
Brand building, since higher spots are associated with higher prestige
People who visit from search engines are interested in what you’re selling, so they’re more likely to purchase
Search Engine Marketing (SEM).
Search engine marketing (SEM) is a form of Internet marketing that involves the promotion of websites by increasing their visibility in search engine results pages (SERPs) primarily through paid advertising.
SEM is a broader term than SEO, and is used to encompass different options available to use a search engine’s technology, including paid ads. SEM is often used to describe acts associated with researching, submitting and positioning a website within search engines. It 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.
SEM offers you the opportunity to pay based on clicks (you pay only for each click through from the advertisement to your Web site). Ads in a successful SEM campaign will be shown to those consumers specifically looking for your products or services, resulting in a higher conversion rate