Seo Friendly Url is an important factor for any website to be on top in search engine results. These days most websites are dynamic & their urls are non seo friendly. Search engines don't like non-seo friendly urls, due to that website lacks to come in top in search engine result irrespective of their great webpage content. Example of such urls are as follows :
To fix such urls one can use Apache's Mod rewrite module to rewrite urls in seo friendly manner. We can write rules in .htaccess file to re-write our urls.
1. Use hyphen (-) instead of underscore or any other character for separation.
2. Do no use special characters.
3. Make urls easily readable like example given above.