Update Your StuffWordPress Core!

Themes & Plugins

Cache Your ContentW3 Total Cache!

or WP Super Cache

Clean-UpDeactivate Unused Plugins!

Deactivate Unnecessary Plugins!Delete Inactive Themes & Plugins

Validate MarkupHTML, CSS and JS!

validator.w3.org

Check Page Load SpeedGoogle Developers PageSpeed Insights!

developers.google.com/speed/pagespeed/insights/

Optimize ImagesJPEG: jpegoptim!

PNG: optipng!Use proper image formats

MinifyHTML, CSS and JS!

WP Minify

Support Multiple DevicesUse Responsive Themes

Responsive, Skeleton, Designfolio!

Install Mobile PluginWP Touch

Server EnhancementsMemcache !

Alternative PHP Cache (APC)!nginx reverse proxy!

Varnish cache

Better Web HostingShared vs VPS vs Dedicated!

Specialized WP Hosting

Search Engine OptimizationUse Search Engine Friendly Themes!

WordPress SEO by Yoast(free + premium)easy and it works

Avoid Like the PlagueMessing with WordPress Core Files!

Modifying Theme Files Directly!Slow Web Hosts

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