Here are some things to think about the source code that creates your site.
Error-free and validating source code
Search engines and, for example, Google premier web quality and one way to get some points from them is to have search engine friendly source code on their site. A search engine friendly code is free from errors and validates according to W3C , that is, web standard. » See if your website validates here
Quickly loaded source code
Additional code enhancements
It is unfortunately quite common to forget that places in the source code can also be a good carrier of relevant information, information that not only raises user-friendliness on the site but can also be used to further claim key keywords . These sites include descriptive captions and title attributes on links.