Don’t Scare Away Your Leads: 5 Common Website Form Mistakes

Your contact form is the final bridge between a visitor and a new lead, but common design flaws often cause users to bail at the last second. From overwhelming fields to poor mobile optimization, we’re breaking down how to fix these pitfalls and keep your business growing.

Man submitting contact form on website

You’ve done the hard work. You built a beautiful site, mastered your SEO, and finally driven a potential client to your “Contact Us” page. They’re interested. They’re ready. They click the first box… and then they bail.

What happened?

Often, it’s not your product or service that’s the problem—it’s your form. At Sumy Designs, we see a lot of businesses accidentally sabotaging their conversion rates with forms that are frustrating, confusing, or just plain exhausting.

If you want to keep those leads coming in, avoid these five common pitfalls.


1. Asking for Too Much Information

We get it—you want to qualify your leads. But asking for a phone number, mailing address, job title, and “how you heard about us” all at once is a major turnoff.

  • The Fix: Stick to the essentials. Usually, a name and an email address are all you need to start the conversation. Every extra field you add decreases the likelihood of someone hitting “Submit.”

At some point, you may end up spending too much time dealing with unqualified leads. If this becomes you, then adding a few more fields to qualify leads isn’t out of the question.

2. Poor Mobile Optimization

Have you ever tried to tap a tiny form field on your phone, only to accidentally click a link next to it? Or worse, does the form zoom in so far you can’t see what you’re typing? If your form isn’t easy to use on a thumb-sized screen, you’re losing a massive chunk of your audience.

  • The Fix: Ensure your fields are large enough to tap easily and that the form layout stacks vertically on mobile devices.

3. Vague or Aggressive Call-to-Action (CTA) Buttons

A button that just says “Submit” is boring. A button that says “GET A QUOTE NOW!” can feel a bit pushy. Your CTA should tell the user exactly what happens next.

  • The Fix: Use action-oriented, friendly language. Try things like:
    • “Send My Message”
    • “Get Started”
    • “Let’s Talk Shop”

4. Confusing Error Messages

There is nothing more frustrating than hitting “Submit,” having the page reload, and seeing a generic red box that says “An error occurred.” Where? Which field? Did I miss a character in my email?

  • The Fix: Use inline validation. This means the error message appears directly under the specific field that needs fixing (e.g., “Please enter a valid phone number”) so the user knows exactly how to correct it.

5. Ignoring the “Thank You” Page

The moment someone hits submit, they are at their peak level of engagement with your brand. Sending them to a blank page or a generic “Message Sent” text is a missed opportunity.

  • The Fix: Use a dedicated “Thank You” page. Confirm that you received their message, tell them when they can expect a response, and perhaps offer a link to a popular blog post or a free resource to keep them on your site.

The Bottom Line

Your website form is the final bridge between a stranger and a customer. If that bridge is shaky, people won’t cross it. Keep it simple, keep it mobile-friendly, and make the process as painless as possible.

Is your website form working for you or against you? Want us to take a look? Contact us today and we’re happy to discuss your website and your forms.

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Amy Masson, Web Developer
Owner/Developer

Amy Masson

Amy is the co-owner, developer, and website strategist for Sumy Designs. She's been making websites with WordPress since 2006 and is passionate about making sure websites are as functional as they are beautiful.

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