A broken link or dead link, is a link which refers to a non-existent site. This site returns with the HTTP status code “404 Not Found”.
Dead links should be avoided. It’s important to recognize and correct or remove them as soon as possible. Otherwise it can remarkable harm the ranking of your website. The site loses traffic due to the broken link!
Page Speed is very important for the User Experience of a website. Studies show that 40% of all users leave a website if the page needs more than 3 seconds to load. To avoid this, it’s essential to improve a website and to speed it up by optimizing pictures and other SEO measures.
Also parameters like too much CSS or JS data worsen the page speed. So there’s a risk to gain fewer conversions and to lose positions in the Google ranking.
A website with few content is very often also a site with few value for the users. It’s important that the user knows what a site is about, which advantages he has with it, what it costs, etc. A page shouldn’t have under 300 words.
Sufficient content will help you to assure a keyword is used in an appropriate density. The use of headings will be easier too with more content. Websites with few content are rated negative by search engines. Think about it: How can a website be important and valuable it there’s barely content on it?
H1-headings are important for SEO because thanks to them search engines realise that the content on your site is structured. Furthermore a keyword can and should be used in the heading - one with which you want to be ranked in the search engine results.
H2-headings are important for SEO since they help search engines realise that the content on your site is structured. The heading explains in a few words what your site is about and describes it further. The use of keywords in H2-headings has also a positive effect for the search engine ranking.
An ALT tag is a short text which describes a displayed image. ALT is short for “alternative”. The ALT tag is deposited with the image. If an image can’t be shown, the text of the ALT tag will appear.
Search engines use this tag to recognize the content of an image because image files can’t be read directly. It’s also very important for the accessibility. Websites are read to blind users by screen readers which use these ALT tags. If the ALT tag is missing, it’ll be rated negative by search engines since it harms the user experience.