Portfolio case study · Fictional concept

A local HVAC website designed to make the next call measurable.

East County Comfort is a fictional residential HVAC business created to demonstrate how a trustworthy service website can help homeowners act—and help the business understand which marketing produced the inquiry.

Target business
Residential HVAC contractor
Market
East County San Diego
Primary goal
Qualified phone calls
Secondary goal
Estimate requests
Preview of the East County Comfort concept hero with an HVAC technician
Home comfort help across East CountyGet comfortable again—without the runaround.Call (619) 555-0147

Preview imagery is AI-generated for this fictional demonstration; it does not depict real East County Comfort projects or employees.

The customer problem

HVAC visitors arrive with different levels of urgency—but very little patience for ambiguity.

A homeowner with no cooling wants immediate confirmation that help may be available. A homeowner planning a replacement needs enough information to trust the conversation before sharing contact details. The template serves both without forcing every visitor into the same funnel.

The page leads with an outcome, keeps the phone path obvious and gives research-oriented visitors useful service, payment and repair-versus-replace context before the estimate form.

01

Primary conversion

Phone calls

Urgent HVAC visitors often need a fast answer, so the phone stays visible and becomes persistent on small screens.
02

Secondary conversion

Estimate requests

A short form gives planning-stage homeowners an easy next step without asking for unnecessary information.
03

Trust strategy

Clarity before claims

Useful service explanations, repair-versus-replace guidance and explicit expectations build credibility without invented badges.
04

Local strategy

Service-area confidence

A concise East County footprint helps visitors self-qualify and supports honest future location content.
Cropped mobile preview of the fictional HVAC concept
East County ComfortGet comfortable again.Tap to call · (619) 555-0147

Mobile conversion strategy

The fastest action stays within thumb’s reach.

At phone widths, the layout reduces choice overload, stacks the primary actions and adds a persistent click-to-call bar. The call event records its placement, so reporting can distinguish hero, header, emergency and sticky-mobile interactions.

  • Large tap targets and visible keyboard focus
  • Short form with native controls and inline errors
  • Content order that answers urgent questions early
  • Reduced-motion support and no autoplay media

Analytics & attribution plan

Measure the actions that can become booked work.

The template uses the site’s existing GA4 data layer and safely falls back to a no-op when analytics is unavailable.

click_phonePhone link + placement
request_estimate_clickIntent to open the form
form_startFirst form interaction
generate_leadValid demo submission

UTM values and common ad click IDs are retained for the session and attached to supported events. In production, the final form endpoint and call-tracking provider should pass the same attribution into the CRM.

Reusable implementation

One local-service system, configured for the trade.

Business details, services, locations, testimonials, FAQs, projects and theme colors live in a typed configuration object. Shared sections then render that content consistently. The next trade can get a distinct message and palette without copying the entire page or creating a complex page builder.

Next.js 14ReactTypeScriptTailwind CSSCSS ModulesNext/ImageGA4 dataLayer