Conversion

8 Website Mistakes That Are Costing You Customers

Most of these are quick to fix, and every one of them is quietly turning visitors away right now.

11 min read · Updated 2026-08-15

Article card listing eight website mistakes that cost businesses customers

Most business websites don’t fail dramatically. They leak.

A visitor here, a call there, lost to small problems the owner never sees. There’s no error message, no complaint, no moment where anything obviously breaks. Enquiries are just lower than they should be, and nobody can say why.

Here are the eight most common leaks, why each one costs you, and how to fix it.

1. Hiding the phone number

The most common and most expensive mistake in local business web design.

Local customers frequently want to call. Not fill in a form, not send an email. Call, now, and speak to someone. If your number isn’t visible at the top of every page and tappable on a phone, you’re asking them to work for it, and a share of them won’t.

How it shows up: the number sits only on the contact page. Or it’s an image rather than text, so it can’t be tapped. Or it’s in the footer, five screens down.

The fix: put it in the header, on every page, as a tel: link so a tap dials. Repeat it near every call to action. This takes minutes and is the highest-return change on this list for most trades.

2. A slow site

If pages take more than a few seconds, a large share of visitors leave before seeing anything you wrote. Google’s research found 53% of mobile visits are abandoned past three seconds.

Those people never appear as a lost sale. They appear as nothing.

How to check: run your homepage and two inner pages through PageSpeed Insights, mobile tab. Under 50 is actively costing you.

The fix: it starts with images almost every time. Resize them to the dimensions actually displayed, convert to WebP, compress. Then remove plugins you don’t use. Why is my website slow covers the full sequence.

3. No clear next step

A visitor should never have to wonder what to do.

Pages without an obvious action convert almost nobody, and it’s a surprisingly common problem. A page describes a service thoroughly, builds a decent case, and then simply stops. The reader is persuaded and has nowhere to go.

The fix: one primary action per page, visible in the first screen, repeated as they scroll. Call, book, or request a quote. Make it look like a button. Make secondary options look secondary.

4. Talking about yourself instead of the customer

Opening with your company history loses people who arrived with a problem.

Loses them:  Founded in 1998, we have proudly served the community
             with a commitment to excellence and integrity.

Keeps them:  Emergency drain repair, same day, across the metro.
             Licensed, insured, and upfront about price.

The first is about you. The second is about their situation. Your history matters, but it matters after they know you can help, not before.

A quick test: count how many times your homepage opens sentences with “we” versus “you”. If “we” is winning heavily, the page is pointed the wrong way. There’s more in website copy that converts.

5. Outdated information

Wrong hours. An old phone number. Services you stopped offering. A copyright date three years stale. A “COVID update” banner.

Each is small. Together they signal a business that might not still be operating, which is exactly the doubt you can’t afford in someone deciding whether to call.

The fix: twenty minutes, once a quarter. Read every page as a customer. Check hours, phone, services, prices, and any seasonal messaging. Make the copyright year automatic so it can never be wrong.

6. No proof

A stranger has no reason to believe your claims. Without evidence you are words on a screen making assertions about yourself.

What counts: reviews with names, star ratings, years in business, licence and insurance details, certifications, guarantees, photographs of real work.

Where it goes: beside the decision. Proof on a separate testimonials page does very little, because the people who most need convincing don’t click through to find it. Two specific reviews next to your quote button do far more than twenty somewhere else.

What doesn’t count: stock photos of people in headsets, vague claims like “trusted by hundreds,” and testimonials with no name attached. These read as filler and can actively reduce trust.

7. A cluttered layout

When a page tries to say everything, visitors absorb nothing.

Competing buttons, walls of text, four things flashing for attention, a rotating slider nobody waits through. Every additional option adds a small cost to deciding, and the common outcome of a difficult decision is no decision.

The fix: one job per page. Decide the single thing this page should achieve, keep what serves it, and move or cut the rest. Short paragraphs, clear headings, plenty of space. Clarity converts.

8. Not built for the phone

Most local visitors arrive on a phone. A site that’s awkward on mobile is failing its primary audience while looking perfectly fine on the desktop where you review it.

Tiny text, buttons too close to tap accurately, horizontal scrolling, forms that fight you, menus needing precision. Each one sends people to a competitor whose site simply works.

The fix: open your own site on your phone, on mobile data rather than wifi, and try to find your price for a specific service. Better still, hand it to someone who’s never seen it and watch without helping. Every hesitation is a leak. See mobile-first web design.

Four more worth checking

Less universal than the eight above, but each one costs real enquiries where it applies.

A contact form nobody tests. Forms break. A plugin updates, an email address changes, a spam filter starts eating the notifications. The form still says “thanks, we’ll be in touch” and the messages go nowhere. Submit your own form once a month with real details and confirm it arrives, including checking spam. This is not a hypothetical failure mode; it’s one of the most common ways a business loses months of enquiries without noticing.

No pricing signal at all. Complete silence on cost makes people assume the worst, and it attracts enquiries from people who were never going to afford you. A range or a starting figure qualifies visitors before they call, which saves everyone time.

Service areas that aren’t stated. “We serve the greater metro area” tells someone in a specific suburb nothing. Name the towns. It answers a real question and it helps you appear in searches for those places. See service area pages.

Requiring an email address to see anything. Gating basic information behind a form works for downloadable guides and almost nothing else. For a local service business it’s friction placed exactly where you can least afford it.

The pattern behind all eight

Every one of these does the same thing: it adds friction or subtracts trust.

Hidden numbers, slow pages, unclear actions, cluttered layouts, poor mobile: friction.

Talking about yourself, outdated information, missing proof: trust.

That’s what conversion is. A visitor acts when they believe you can help and asking is easy. Every item on this list interferes with one or the other.

It’s also a useful filter for any future change. Does this reduce friction or build trust? If neither, it’s decoration, and decoration is what fills sites that don’t convert.

Fix them in this order

Ranked by return against effort:

  1. Tappable phone number in the header — minutes, and it’s the biggest single win for most trades
  2. Compress oversized images — an hour, and usually the largest speed gain available
  3. Rewrite your homepage headline to name the customer’s problem — an hour
  4. Add one clear call to action to your top three pages — an hour
  5. Move two reviews next to your main button — thirty minutes
  6. Cut your form to three fields, then test it yourself — thirty minutes
  7. Update anything stale — twenty minutes
  8. Run the mobile test and fix whatever made you wince

That’s roughly a working day. For most small business sites it’s worth considerably more than a redesign, because it addresses the specific things stopping people acting rather than changing how the site looks.

The quiet cost

The genuinely frustrating thing about these mistakes is their invisibility.

Nobody emails to say “I would have called, but the page took eight seconds.” Nobody fills in a form to report that they couldn’t find your number. They go elsewhere, silently, and you never learn it happened.

Which is exactly why these persist for years on sites whose owners believe everything is fine. Nothing is broken. It just leaks.

Put rough numbers on it for your own business. If 300 people visit monthly and even 10% would have enquired had the path been clear, that’s 30 enquiries a month you’re not receiving. Multiply by whatever a customer is worth to you.

That number is usually large enough to make a day of fixes look like the best-value work available to you.

Frequently asked

How do I know which of these is hurting me most? Check speed first, since it’s measurable in two minutes. Then run the mobile test. Those two surface most problems.

Do I need a redesign to fix these? Usually not. Seven of the eight are content and configuration changes. Only “not built for mobile” is sometimes structural.

My site looks fine to me. Should I still check? Especially then. You know where everything is, your browser has it cached, and you’re not the person deciding whether to trust the business.

How often should I audit? Quarterly for content accuracy, monthly for speed. Both drift.

What if I fix these and nothing changes? Then your problem is upstream: not enough of the right traffic reaching you. That’s an SEO and visibility issue rather than a conversion one. Website ROI explains how to tell which you have.

Is it worth fixing an old site, or should I rebuild? Fix first, almost always. These eight are cheap and their effect is measurable within a month. If you fix them and the site still underperforms, you’ll have learned something useful and you’ll approach a rebuild knowing what actually needs to change. Signs your website needs a redesign covers where the line sits.

Which of these do most businesses get wrong? Hidden or untappable phone numbers, and missing proof. Those two show up on the majority of local business sites we look at, and both are fixable the same afternoon.

How long before I see a difference? Conversion changes show up quickly, within weeks, because they affect visitors who are already arriving. Traffic changes from SEO work take months. That’s a good reason to do the conversion fixes first: faster feedback, and it makes any later traffic work more valuable.

Should I hire someone or do this myself? Most of the list is genuinely DIY. A tappable phone number, a rewritten headline, moving two reviews, and cutting form fields need no technical skill. Speed work and mobile layout problems are where outside help usually earns its cost.


Want a straight assessment of what’s costing you customers? Get in touch and we’ll look at your site and tell you honestly what we’d change, in priority order.

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