Common Website Mistakes That Kill Your Sales (and How to Fix Them)

Your website is your digital storefront — and often, it may be driving customers away without you realizing it.
Technical or usability issues create frustration, reduce trust, and ruin your chances of conversion.

Below, we list the most frequent mistakes we find in website audits — and, of course, how to solve them in a practical way.

❌ Slow Loading

If your website takes more than 3 seconds to load, 53% of users abandon it — especially on mobile.

✅ How to fix it:

• Optimize images (use modern formats like WebP)
• Minify CSS and JS files
• Use lazy loading and efficient caching
• Prefer modern technologies like Next.js or Astro

📌 Test your website at: PageSpeed Insights

❌ Confusing or Cluttered Design

A layout with too much information, conflicting colors, and misaligned elements can leave the user lost.

✅ How to fix it:

• Use a clear visual hierarchy
• Define one goal per section
• Reduce elements to the essentials
• Use consistent contrast, spacing, and typography

🎨 Remember: less is more — and design should serve conversion.

❌ Lack of a Call to Action (CTA)

Without a clear call to action, the visitor doesn't know what to do. The result? They leave.

✅ How to fix it:

• Highlight one main CTA per page (e.g., “Request a quote”)
• Place it at the top and throughout the content
• Use strong, objective verbs
• Keep color and style consistent

👉 Every page needs a clear goal and should guide the user toward it.

❌ Poor Responsiveness

Your website may look beautiful on desktop but be completely broken on mobile — where more than 70% of visits come from.

✅ How to fix it:

• Develop mobile-first
• Use media queries and relative units (em, rem, %, vw)
• Test on different devices and browsers
• Avoid small elements or ones placed too close together

📱 Test it here: Responsively App or in the Chrome DevTools.

❌ Neglected Technical SEO

Without a strategic <title>, a proper <meta description>, or a well-defined <h1> heading, your website becomes invisible to Google.

✅ How to fix it:

• Add a unique title and description for each page
• Structure your content with headings (H1, H2, H3…)
• Use friendly URLs
• Generate a sitemap and robots.txt
• Track performance with Google Search Console

🔎 SEO starts with structure and continues with content.

✅ Conclusion

The good news? All of these mistakes have a solution — and fixing them can turn your website into a conversion machine.

At AgênciaCod, we help companies identify and fix these bottlenecks with a strategic, technical, and results-focused approach.

👉 Request a free audit or check out projects that transformed online sales