SEO is a technique to bring a web page in search engines with great PR using legal, ethical and right ways. There are two types of SEO On page Off page Create unique, accurate page titles Make use of the "description" meta tag while writing your post as well as as for your home page. Improve the structure of your URLs. Make your site easier to navigate for users. Make a site user friendly. make it for users not for search engines & robots. Choose wisely colours, use two are three colours. make a good structure. Optimize your content. Offer quality content and services. provide fresh content. write at least 500 plus words. Because Google crawlers enjoy indexing high quality well written posts. Write better and appropriate anchor text. use anchor text where it is necessary. don't use unnatural anchor text in posts. Try to focus on Optimizing your site images. Reduction is size is a good idea. because images has less memory then decrease the site load time. As a result your pagespeed increase. Users will enjoy. From SEO point of view it is necessary your site load faster. Use Google Page Speed tool for improving speed. Always use Alt & Title tag for your images. Because it is a good practice to using Alt tag for the sake of screen readers and crawlers. Also use heading tags appropriately to make a sense for your small paragraphs. Best dealing with Crawlers Make effective use of robots.txt file. Use with care and also insert on those pages that you don't want to index for all search engine crawlers. Blindly use of robots.txt file results will be no indexing of pages. Be aware of rel="nofollow" and "dofollow" tags while adding links. Always use "dofollow" tag for your website pages. and "nofollow" for all outbond links. Promote your website in the right ways according to Search engine guidance.
For getting the best results through search engine optimization, it is important to know about the latest Google algorithm and it is also important to plan the SEO strategies according to the nature of the website. Today, mobile website and a strong social media presence works well for businesses related to almost every industry.
After Hummingbird update ever thing is changing frequently in Google Search Results. Now SEO is really very stuff.