Underscores in the URLs
Font Size Legibility
Custom 404 Page
Above the Fold Content
We could not find a Print-Friendly CSS
This is a special CSS style sheet which ensures that unnecessary interface designs and images are left out when printing pages from your site, saving the user a lot of ink.
It is just another way to provide a rich user-experience.
Structured Data Markup
Get to know the technologies used for your website. Some codes might slow down your website. Ask your webmaster to take a look at this.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.