If you want to Re-order Your WordPress Posts In Minutes then there is a nice plugin available for it in the WordPress respository.Some of you will ask the questions like why and what? I must say here, use this plugin when you want to reorder your posts to show some specific and important post before the others.
Upload post-types-order folder to your /wp-content/plugins/ directory.
Activate the plugin from Admin > Plugins menu.
Once activated you should check with Settings > Post Types Order
Use Re-Order link which appear into each post type section to make your sort.