Some article describing the different blogging engines. (as long as you consider WordPress a blogging engine).
Customize wordpress
CMS wordpress
How to use WordPress as a CMS. (http://www.noupe.com/wordpress/powerful-cms-using-wordpress.html)
Admin plug-ins
http://rudd-o.com/projects/wp-admin-themer/
http://codex.wordpress.org/Creating_Admin_Themes
http://wordpress.org/extend/plugins/adminimize/
http://wordpress.org/extend/plugins/easy-admin-color-schemes/
WordPress
http://www.binarymoon.co.uk/projects/bm-custom-login/
http://www.wprecipes.com/how-to-disable-the-please-update-now-message-in-wp-dashboard
http://codex.wordpress.org/Administration_Over_SSL
http://www.problogdesign.com/wordpress/custom-wordpress-login-screen/
http://wordpress.org/extend/plugins/bm-custom-login/
http://weblogtoolscollection.com/archives/2007/12/28/9-wordpress-admin-themes/
Safely modify your WordPress admin’s CSS and make it futureproof
Getting started with wordpress
http://lifehacker.com/5365600/the-beginners-guide-to-tricking-out-your-wordpress-blog
404 pages
http://www.wpbeginner.com/showcase/best-of-best-wordpress-404-error-page-designs/
WordPress optimizing
CSS zipping and concatenating
http://wordpress.org/extend/plugins/wp-css/
Cache optimization:
http://wordpress.org/extend/plugins/wp-super-cache/
Database cleanup:
http://yoast.com/wordpress/optimize-db/
Multi-level menu navigation
http://devsnippets.com/reviews/10-brilliant-multi-level-navigation-menu-techniques.html