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Net Sale per Lead Issued (NSLI): the one number that catches what close rate hides
Most home improvement companies judge a rep on close rate and a lead source on cost per lead. Both numbers can look healthy while the business quietly loses money, because neither of them knows what happened after the contract was signed.
Net Sale per Lead Issued — NSLI — is the number that does.
The definition
NSLI = net sales volume ÷ appointments actually run
Two halves of that need saying precisely, because this is where most companies get it wrong.
"Net sales volume" means what survived. Total sold, minus anything that cancelled and anything that failed credit. A project that does not fund is not revenue and should not count as any.
"Appointments run" means every lead a rep was issued and actually went out on — not demos. A drive to a house where nobody was home, or where the homeowner was never a real prospect, still consumed a lead you paid for. Measuring against demos hides exactly the behaviour this metric exists to expose.
Expressed in the unit that matters to the business, NSLI is dollars produced per lead.
Why it beats close rate
Close rate tells you how often a rep converts. Average sale tells you how big those jobs are. Cancellation rate tells you how many stick. Each is useful and each is easy to game in isolation:
- A rep with a 40% close rate on small jobs that cancel is losing you money
- A rep with a 20% close rate on large jobs that all fund may be your best
- A lead source with a great cost per lead and a terrible net issue rate is expensive, not cheap
NSLI carries all three at once. One number, and it moves when any of them move.
What it should be
NSLI is not an arbitrary benchmark — it falls out of your funnel. Divided by average sale, it reduces to:
NSLI ÷ average sale = demo rate × close rate × the share surviving cancellation
At the standards we hold clients to — a 70% demo rate and a 30% close rate — that is 21% before anything falls out. Subtract cancellations and credit declines, which combine at 15–25% for most companies, and you land at:
NSLI should run about 17% of your average sale.
On a $20,000 average bath remodel, that is roughly $3,400 per appointment run.
Calculate your own rather than taking the 17%. If you know your cancellation rate, the target is simply 21% × (1 − your cancellation rate). A company running 10% cancellations should expect nearer 19%; one running 25% should expect nearer 16%.
Score it as a percentage, not a dollar figure
A rep selling a $50,000 product will always post a higher NSLI than one selling a $5,000 product, no matter how well either sells. Rank them on the raw dollar figure and you have not measured skill — you have measured which product line they were assigned.
Score NSLI as a percentage of that rep's own average sale. It reduces to conversion behaviours that are independent of ticket size, so a $50k rep and a $5k rep running identical funnels produce the same percentage.
Track it by lead source, not just by rep
This is the use most companies miss, and it is the one that saves the most money.
A lead source can hit its volume target, its cost per appointment target, and its close rate, and still lose you money on cancellation alone. Leads outside your service area, prospects who were never going to qualify for financing, appointments set with one spouse on a two-decision-maker job — every one of those can become a lead issued to a rep, sometimes becomes a demo, occasionally becomes a signature, and then disappears.
Nothing upstream of the sale will show you that. NSLI by source is the fastest way to find the vendor whose leads look fine until the funding falls through.
What to do when it slips
NSLI moving down tells you something broke; the components tell you what:
| What moved | Where to look |
|---|---|
| Demo rate fell | Appointment quality — setting, confirmation, decision-makers present |
| Close rate fell | The appointment itself — is the rep still running the whole process? |
| Average sale fell | Presentation and pricing — are options still being presented properly? |
| Cancellation rose | Qualification, financing, or a source sending unqualified buyers |
That is the real argument for NSLI. It is a single number you can put on a scorecard, and when it moves you already know which four places to look.
Using it for pay
Because NSLI is expressed in dollars per lead, it makes an unusually good basis for bonus structures — for call centre staff as much as for reps. A bonus pool set as a percentage of trailing NSLI scales automatically with your average sale and your full-funnel conversion, without anyone rewriting the plan each time pricing changes.
The numbers behind this are in the playbooks
Every standard quoted here comes from the same material Full Scope uses on engagements — written down, with the arithmetic shown.