Every result on this page comes from our HVAC work, and every one links to the live website so you can check it. We use them on Biza.ca as proof of method, not as promises for your sector. What they show is that when the foundation letters are solid, the growth letters compound.
The full set of HVAC case studies is at hvac.agency/case-studies. Below are the four that best illustrate the alphabet.
- A gas-boiler division built for CANRO Heat
GasBoilers.ca
- 26+ BC communities served
- 5.0★ from 76+ Google reviews
Result from our HVAC work
- 300% ROI
CombiBoiler.ca
- 300+ monthly leads
- 500+ page-1 rankings for combi-boiler keywords
Result from our HVAC work
- 3× leads in 90 days
BCWide.ca
Result from our HVAC work
- 850+ SEO articles
HeatLand
- 300% lead increase in 6 months
Result from our HVAC work
All case studies on HVAC.Agency
GasBoilers.ca: letters G and R
Built as a gas-boiler division for CANRO Heat, GasBoilers.ca now covers 26+ BC communities and carries a 5.0★ rating from 76+ Google reviews. It shows what happens when G (Google Business Profile) and R (reviews) are treated as routines rather than one-off tasks.
What it shows:
- A review count like that is hard to reach with a one-off push. For most businesses it takes a steady habit of asking satisfied customers, the same way, over a long period.
- Serving 26+ communities depends on S (search): pages that are honest about where the business works.
What transfers to your business:
- ☐ A written review-request routine that any staff member can follow.
- ☐ Replies to every review, so future customers see a business that listens.
- ☐ A service area on your Google profile that matches the places your website names.
CombiBoiler.ca: letters K, M and S
For CombiBoiler.ca, the scoreboard reads 300% ROI, 300+ monthly leads and 500+ page-1 rankings on combi-boiler searches. It is the clearest example of S (search) done at depth, with M (measurement) and K (key numbers) making the return visible.
What it shows:
- ROI can only be stated because leads and spending were measured. Without M and K, "it's going well" is all anyone can honestly say.
- Rankings at that scale come from many specific pages, each answering a real question, not from one home page.
What transfers:
- ☐ Count inquiries, not visits.
- ☐ One page per service or question that customers actually ask about.
- ☐ A monthly look at cost per inquiry, written down.
BCWide.ca: letters Q and W
BCWide.ca saw 3× leads in 90 days. We file it under W (website) and Q (quick response) because a ninety-day window is short: for most businesses, the letters that move fastest are the ones that turn existing visitors into inquiries, while search takes longer.
What it shows:
- Short windows reward the conversion letters: making it easier for people who already find you to get in touch.
- Ninety days is enough to see whether conversion fixes are working, which is why we measure before and after.
What transfers:
- ☐ A phone number that is tappable on every page.
- ☐ A clear "what happens next" line beside every call to action.
- ☐ Missed calls answered by text the same working day.
HeatLand: letters A, O and S
HeatLand is the content-heavy example: 850+ SEO articles, and a 300% lead increase in 6 months. It shows S (search) built on A (accounts you own): that many articles are an asset only if the domain and site belong to the business.
What it shows:
- Content at scale compounds, but only on a domain the business controls.
- Articles of that kind are most useful when they explain the offer (O) in the customer's own words, which is the lesson we take for other sectors.
What transfers:
- ☐ Write answers to the questions customers ask you on the phone.
- ☐ Publish on your own domain, never only on a platform you do not control.
- ☐ Check, before writing anything, that letter A is green. The accounts you own guide shows how.
How to read any result, including ours
Ask three questions: is it named, is it checkable, and is it relevant to my letters? A result with no client name, no link and no date is a claim, not evidence. A result in a different sector may still prove a method, as ours do, but it is not a forecast for your business.
When we work with you, we set a baseline on the letters that matter and report against it. See the growth letters service for the measures we use, the pricing page for costs, or contact us to talk through your own numbers.
Frequently asked questions
Do you have results in my industry?
Our published, checkable numbers are results from our HVAC work. We do not present them as results in any other sector. What transfers is the method: owned accounts, measured inquiries, steady reviews and useful pages.
Can I contact these businesses?
Each result links to the live website so you can see the work for yourself. We do not hand out client contact details.
Will I get the same results?
No one can promise that. Results depend on your market, your offer, your capacity and how long you keep going. We set a baseline and report against it so you can judge the work honestly.
Why don't you show client quotes?
Because we only publish facts we can stand behind and you can check. Numbers tied to a live website meet that bar.