"Common web development mistakes" refers to the errors or oversights that web developers often make while building and maintaining a website. These mistakes can range from technical issues such as poor performance or lack of compatibility across different browsers to usability issues such as poor user experience or a lack of accessibility. Some of the most common mistakes include not optimizing for performance, not testing across different browsers and devices, not using a responsive design, not implementing proper security measures, and not optimizing for SEO. Avoiding these mistakes can help ensure that a website is functional, user-friendly, and secure. For More Information Contact Us: https://awebstar.com.sg/web-design-packages.html