· 8 min read · Conversion
10 Hidden Conversion Killers Every Agency Should Audit Before Pitching
PageSpeed catches the obvious stuff. The deals are won by what PageSpeed misses. Here are 10 conversion killers hiding in plain sight on almost every prospect's site.
1. The Phone Number Isn't Tappable on Mobile
If tel: isn't wrapping the phone number in the header, every mobile visitor who wants to call has to copy-paste. On local-service sites, this single fix lifts call volume 12 – 18% in our audit data. Pull the site on your phone — if tapping the number doesn't open the dialer, that's a fix.
2. The Form Has More Than 5 Fields Above the Fold
Every additional form field cuts completion by roughly 4%. Most prospect sites still ask for first name, last name, email, phone, company, "how did you hear about us?", and a 200-character message. Trim ruthlessly. Name + contact + one open field is plenty for top-of-funnel.
3. There's No Sticky CTA on Mobile
Once the user scrolls past the hero, the only way to convert on most sites is to scroll all the way back up. A sticky bottom bar with "Call" or "Get Quote" recovers 8 – 22% of would-be conversions on mobile. It takes 30 minutes of dev work.
4. The Hero Headline Talks About the Business, Not the Customer
"Welcome to Smith & Sons Plumbing — Family Owned Since 1987" is a sign on a door, not a conversion headline. Replace with the customer's actual problem in their words: "Same-Day Drain Cleaning in [City] — Free Estimate in 15 Minutes." Always lead with outcome + place + speed.
5. Reviews Live on a Separate Page Nobody Visits
If the testimonials are buried at /reviews, they don't exist. Pull 3 – 5 of the strongest review snippets onto the homepage and every service page. Visible review count + star rating in the hero typically lifts perceived trust enough to move conversion 0.4 – 0.9 percentage points.
6. There's No Service-Area Schema
For local-service businesses, missing LocalBusiness schema with areaServed means Google can't reliably surface them in nearby searches. This is invisible to the prospect but visible to crawlers. Add it once, get a 6 – 12% lift in qualified local impressions over the following 60 days.
7. Images Aren't Lazy-Loaded Below the Fold
WordPress sites built before 2022 still ship every below-the-fold image immediately, blowing out LCP. Adding loading="lazy" to non-hero images is a one-line fix that often takes a 38 PageSpeed up to 60+. Easy demo win in your pitch.
8. The Confirmation Page Is a Dead End
After someone fills the form, most sites show "Thank you, we'll be in touch." Wasted real estate. Add: a calendar booking link, a downloadable resource, three pieces of social proof, or a phone number for urgent inquiries. This is where you double-touch a fresh lead while attention is highest.
9. The Site Doesn't Render in 3G Throttle
Open Chrome DevTools, throttle to "Slow 3G," reload. If anything important is still blank after 8 seconds, that prospect is losing every visitor on cellular in low-coverage areas — which on local-service sites can be 25%+ of mobile traffic. Slow 3G performance is the closest proxy to "what your worst customer sees."
10. There's No Live Chat or "Text Us" Option
Especially in legal, healthcare, and real estate, prospects strongly prefer to text. Adding even a basic SMS-to-business widget (or a dedicated mobile number with click-to-text) recovers 5 – 15% of would-be form drop-offs. Bonus: it's the easiest upsell to a managed-services retainer.
How to Audit All 10 in Under 5 Minutes
Run the URL through the TLO Intelligence audit engine — every one of these checks is built into the Conversion Engineering pillar of the score, with the exact recommendation pre-attached so you can drop it straight into a proposal.