It is a known fact that Search Engine Optimization and Article Marketing need to be done for popularizing the website of a business. If you are a business person, you should be prepared to spend time for doing them. The articles you submit to the Article Directories should impress every one who reads them. These articles should contain useful contents also. You should also make it a point to submit articles on a continuous basis. The most important point is that unless your articles are search engine-optimized, they may not get popular and may not be visited by a huge traffic. So, you can not expect your sales to grow. For doing Search Engine Optimization, you should use Search Engine-optimized keywords in your articles. This will automatically increase the traffic visiting your site. When potential clients who require the products you offer visit your site, your sales are bound to increase to a great extent. For using Search Engine-optimized keywords in your articles, you can make use of Market Samurai  because this SEO tool has helped many businesses to increase their sales.