This document provides tips for optimizing a WordPress site, including updating WordPress core and plugins, caching content, cleaning up unused plugins and themes, validating markup, checking page load speed, optimizing images, minifying files, supporting multiple devices, enhancing servers, choosing better web hosting, implementing SEO best practices, and things to avoid.

3. Update Your Stuff
WordPress Core!
Themes & Plugins

4. Cache Your Content
W3 Total Cache!
or
WP Super Cache

5. Clean-Up
Deactivate Unused Plugins!
Deactivate Unnecessary Plugins!
Delete Inactive Themes & Plugins

6. Validate Markup
HTML, CSS and JS!
validator.w3.org

7. Check Page Load Speed
Google Developers PageSpeed Insights!
developers.google.com/speed/pagespeed/insights/

8. Optimize Images
JPEG: jpegoptim!
PNG: optipng!
Use proper image formats

9. Minify
HTML, CSS and JS!
WP Minify

10. Support Multiple Devices
Use Responsive Themes
Responsive, Skeleton, Designfolio!
Install Mobile Plugin
WP Touch

11. Server Enhancements
Memcache !
Alternative PHP Cache (APC)!
nginx reverse proxy!
Varnish cache

12. Better Web Hosting
Shared vs VPS vs Dedicated!
Specialized WP Hosting

13. Search Engine Optimization
Use Search Engine Friendly Themes!
WordPress SEO by Yoast
(free + premium)
easy and it works

14. Avoid Like the Plague
Messing with WordPress Core Files!
Modifying Theme Files Directly!
Slow Web Hosts

15. ?