If your website is new or if your keywords are highly competitive and you are desperate to drive traffic to your website, Search Engine Marketing is the only answer to your needs. Normally  it will take time to achieve a good ranking in the search results. Through Search Engine Marketing you can create an Ad. and it can be displayed all over the world randomly and you can bid for keyword ranking in search engines and charged when someone clicks on your advert to reach your website. Search Engine Marketing is an effective way to generate traffic to your website. It costs you whenever anyone clicks as compare to organic ranking where you need not to pay for the clicks, you must decide before you start internet marketing.