SEO: Earning traffic through unpaid or free listings
SEM: Buying traffic through paid search listings
Originally called “search engine marketing,” the shorter phrase “search marketing” is now often used as the umbrella term over SEO and SEM. The longer phrase “search engine marketing” ― or SEM ― is now typically used to describe paid search activities.
Search Engine Marketing is one of the part of Internet Marketing that involves promotion of a website by increasing their visibility in search engine results pages (SERP's) through Optimization and Advertising. SEM includes SEO and PPC.
Search engine marketing is one kind of internet marketing strategy which is used to promote your business ethically in search engine to increase the visibility.
Search Marketing is the process of promotion and advertising through the internet via websites, blogs and social networks. It is the process of creating awareness, improving viewership and traffic through online sales, affiliates and development of revenue. It is the super set of SEO or Search Engine Optimization.
SEO is an acronym for "search engine optimization" or "search engine optimizer. SEO is really about getting ranking in the search engines in Google, Yahoo and Bing. It is really anything you can do to get your site top ranking. Some say it’s the quality control for websites. Some people use a formula: # of pages X number of links to those pages giving you site ranking. Pages are content and search engines rank pages....read more at Developing a great SEO http://bit.ly/1e0AyDy
Search engine marketing is the umbrella term for everything you do to get traffic from the search engines back to your business or website. You can cover everything from SEO / PPC / PPV / etc.
Search Engine Marketing stand for SEM it is the process of gaining traffic for site, and it would be paid or free. SEM cover's two major part one is SEO and second one SEM.
SEO could be done free and it is time consuming process
SEM is paid we have to pay to Google to purchase the link means SEM is very effective in short time, if you are looking for a quick and instant result then SEM would be the best for your advertisement.
It's divided in to 2 types
SEM is a combination of
Organic
Paid
75% of visitors coming from ORGANIC results.
Remaining 25% of visitors are using Paid search results.
But at present People are not using SEM term
They are considering Paid Advertising is different Methodology
SEM
I believe SEM encompasses both promotion through 'free' organic search results and by using paid "Sponsored search" ads like Google Adwords, which can provide qualified prospects at a premium price.
SEM is a form of Internet marketing in which we pr mote our wesite by increasing their visibility in SERP through optimization and advertising.
