Just record these steps for possible uses in the future.

• Check the favicon of the website

• Check the title and meta data: add description and keywords

• Performance test, get the maximum concurrent access the website can bear

• Database security check

• Database backup configuration

• Web server backup

• Cache images, java script and css files.

• Use gzip to compress web pages.

• Use a dedicate domain name and server for images and other static files.

• Customize your 404 not found page

• Write the robots.txt file

• Write the sitemap.xml file

• Use optipng to compress png and gif files

• Use jpegoptim to compress jpeg files

• Use Google’s Chrome and PageSpeed plugin to optimize website’s speed

• Use Google’s Webmaster Tools to find dead links and other errors in your pages.