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Case Study

The Cold-Snap Readiness System

Residential HVAC, 7 techs4.4★ on Google, 142 reviewsIndianapolis, IN metro

Client identity withheld.

Results

$66K

Booked revenue in 90 days, at the shop's own prices

64

Visits booked from forecast alerts before the first cold snap

75

Tune-ups and service calls booked from past customers

82

Service calls booked by the phone assistant, most during the cold snap

6 days

Warning the owner had before the first surge

79% → 88%

Maintenance plan renewal rate

Company Profile

Company

Residential HVAC shop. ~$1.6M revenue, 6 service techs, 1 installer, the owner selling replacements, 1 CSR and an office manager. ~2,500 past customers and ~290 maintenance plan members.

Stack

Field-service management software, VoIP phone system, Google Local Services Ads, payment processor with cards on file.

Operating Need

Spread the first-cold-snap rush across the weeks before it, take care of members first, and answer every call when the surge arrives.

The Challenge

Every year followed the same pattern. October was quiet, then the first hard cold snap brought more than double the normal calls in a few days. The CSR couldn't keep up, calls went to voicemail, and members waited in the same line as everyone else. Many of those breakdowns came from furnaces that hadn't been checked in years. The owner knew the rush was coming but had no way to get ahead of it.

The Audit

We reviewed two years of call volume by week, schedule capacity, customer service history and membership records.

Patterns Found

  • The first cold-snap week brought about 2.3× normal call volume, and about 28% of calls that week went unanswered
  • October capacity averaged about 63% in the weeks before
  • About 1,100 customers were overdue for a furnace tune-up
  • About 640 homes had furnaces 15+ years old
  • Members got no priority before or during a cold snap
  • About 1 in 5 members lapsed each year, often after a failed card

The surge and the slow weeks were the same problem. The shop needed to move the work into October and protect its members before the cold arrived.

The Architecture

Four systems working as six parts, timed around the forecast and the first cold snap.

Past-Customer Wake-Up

Cleaned 2,500 customers to 2,150 reachable numbers and texted overdue tune-ups and older furnaces in October, in batches sized to open slots.

Weather Trigger

Watches the local forecast daily. When a major cold swing is 5–7 days out, it texts members first, then homes with the oldest furnaces.

Surge Warning

Alerts the owner with the expected call volume and suggests extra on-call coverage, so he can plan staffing before the rush.

Call Handling

An AI assistant in backup mode that picks up after 3 rings, on busy lines and after hours, follows the owner's emergency rules, and sends simple self-help tips (filter, breaker, thermostat) that sometimes avoid a truck visit.

Plan Renewals

Renewal reminders, failed-card rescue, and one plan offer to every non-member tune-up customer.

Monday Recovered Revenue Report

One page every Monday with bookings from each source and running totals.

How the System Operates

The system books ahead and answers the surge. The owner sets the emergency rules and decides staffing when the warning comes.

  • Members are always contacted first before a forecast event
  • Texts go out only in batches the open schedule can absorb
  • Self-help tips never replace a visit for a true emergency

How It Flows

  1. 1The forecast shows a cold swing 5–7 days out
  2. 2Members and older systems are texted, and the owner gets a surge warning
  3. 3Visits are booked before the cold, and surge calls are answered and triaged
  4. 4Every booking is logged on the Monday report

Emergency calls during the surge page the on-call tech under the owner's rules.

Implementation

StageFocusKey Results
Stage 1Season auditCold-snap call pattern mapped; 1,100 overdue tune-ups and 640 older furnaces flagged
Stage 2Setup and approvalCustomer list cleaned to 2,150 reachable numbers; messages and emergency rules approved
Stage 3October launchWake-up batches matched to October openings; Call Handling live
Stage 4Forecast-drivenWeather trigger and surge warnings live; Plan Renewals live; Monday reports every week

Ownership

The shop now has a repeatable cold-weather plan built on its own customers and the local forecast.

A customer list sorted by furnace age and last visit

Approved pre-season and forecast-alert messages

A live member list with renewal dates and payment status

A recording and summary of every call, and every Monday report

Operational Impact

The first cold snap is no longer a week of chaos. Many furnaces get checked in October, members are booked before the freeze, and the owner knows the surge is coming almost a week ahead. When the calls arrive, every one is answered and triaged, and the on-call tech handles true emergencies instead of preventable breakdowns.

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