How to improve your site's performance with Apache and htaccess

A faster website means more revenue and traffic:

• Amazon's Greg Linden reported that 100 ms of extra load time caused a 1% drop in sales.
• Google's Marrissa Mayer reported that 500 ms of extra load time caused 20% fewer searches.
• Yahoo!'s Nicole Sullivan reported that 400 ms of extra load time caused a 5–9% increase in the number of people who clicked the back button before the page even loaded.

Reasons enough to make sure your site loads as fast as possible, so here's a tutorial on how to speed up your website using htaccess, mod_deflate and mod_expires.