# Enable GZIP 
<ifmodule mod_deflate.c> 
AddOutputFilterByType DEFLATE text/text text/html text/plain text/xml text/css application/x-javascript application/javascript 
BrowserMatch ^Mozilla/4 gzip-only-text/html 
BrowserMatch ^Mozilla/4\.0[678] no-gzip 
BrowserMatch \bMSIE !no-gzip !gzip-only-text/html 
</ifmodule> 

# Expires Headers - 2678400s = 31 days 
<ifmodule mod_expires.c> 
  ExpiresActive On 
  ExpiresDefault "access plus 2678400 seconds" 
  ExpiresByType text/html "access plus 7200 seconds" 
  ExpiresByType image/gif "access plus 2678400 seconds" 
  ExpiresByType image/jpeg "access plus 2678400 seconds" 
  ExpiresByType image/png "access plus 2678400 seconds" 
  ExpiresByType text/css "access plus 750000 seconds" 
  ExpiresByType text/javascript "access plus 2678400 seconds" 
  ExpiresByType application/x-javascript "access plus 2678400 seconds" 
</ifmodule> 
  
# Cache Headers 
<ifmodule mod_headers.c> 
  # Cache specified files for 31 days 
  <filesmatch "\.(ico|flv|jpg|jpeg|png|gif|css|swf)$"> 
  Header set Cache-Control "max-age=2678400, public" 
  </filesmatch> 
  # Cache HTML files for a couple hours 
  <filesmatch "\.(html|htm)$"> 
  Header set Cache-Control "max-age=7200, private, must-revalidate" 
  </filesmatch> 
  # Cache PDFs for a day 
  <filesmatch "\.(pdf)$"> 
  Header set Cache-Control "max-age=86400, public" 
  </filesmatch> 
  # Cache Javascripts for 31 days 
  <filesmatch "\.(js)$"> 
  Header set Cache-Control "max-age=2678400, private" 
  </filesmatch> 
</ifmodule>