A sales incentive is the fastest lever a sales organisation has. It also has the shortest feedback loop and the longest tail of administration, because the push lasts four weeks and the reconciliation lasts a year.
A sales incentive program is everything a company pays salespeople on top of the commission plan: product pushes, contests, quarterly kickers, trips, awards. Designing one is mostly arithmetic. Running one is mostly bookkeeping, and the bookkeeping is where these programs come apart, because an incentive announced by email and paid as a payroll adjustment never enters the record at all.
A sales incentive program is the deliberate set of extra rewards a company offers salespeople alongside their commission plan. The commission plan is the standing arrangement: renewed each year, applying to everything in scope. An incentive program sits on top of it and is aimed at one product, one segment, one behaviour or one short period.
Three terms get used interchangeably and mean different things in practice. A sales incentive is any individual reward. A sales incentive plan is the written rule governing one of them, covering who qualifies, on what, between which dates, for how much. A sales incentive program is the portfolio of those plans across a year, which is the only level at which total cost and total distraction are visible.
That distinction earns its keep for one reason. Individually, each incentive is small enough to approve without much scrutiny. Seen as a program, a company frequently discovers it is running five or six at once, several of which pull in opposite directions.
Most programs are assembled from six recognisable shapes. Choosing between them has less to do with generosity than with what can be counted cleanly, since anything the company cannot count gets settled by a manager's opinion at the end of the period.
Cash is the default and the simplest to administer, because it moves through the system that already pays everything else. The non-cash forms cost more to run and are chosen when the reward needs to be visible to the rest of the team, which cash never is.
A short incentive on one product produces a rise in that product and a fall in the rest. Reps have a finite number of conversations in a week, and an incentive changes which conversation happens. So the rise is partly new business and partly business that would have arrived anyway, in a different column.
How much of the rise is genuinely new is the number worth estimating before the push, while the estimate can still change the design. If four weeks of a SPIFF lift the target product by 27 units while everything else drops by 24, the program bought three incremental units at the full cost of 61. Cost per incremental sale is the honest measure, and it usually sits an order of magnitude above cost per paid sale.
Substitution bites hardest where the products compete for the same budget and the customer was going to buy something regardless. It barely registers where the incentive attaches to genuinely additional work, such as booking a technical review or registering an opportunity, because that activity competes with nothing.
An incentive small enough to be safe is generally too small to move anything. That tension does not resolve. The size that changes behaviour is the size that distorts it, and the design work is choosing which distortion you are willing to accept.
Most incentive disputes trace back to an announcement written to be motivating that then had to serve as a rule. The email says double commission on every new logo in March. It says nothing about a deal signed on 31 March and paid on 2 April, whether a reseller counts, or what happens when the deal cancels in May.
Six answers turn an announcement into something payable. In their absence each one gets decided in arrears by whoever is holding the spreadsheet, and decided differently for two reps.
The administrative pattern repeats reliably enough to predict. An incentive is proposed by a product manager, approved in a meeting, announced by email, tracked in a personal spreadsheet by whoever proposed it, and paid as an adjustment line on payroll. At no point does it reach the system that calculates commission.
Every step there is reasonable on its own, and the combination has three consequences. A rep's statement shows a commission figure that disagrees with their pay, so they start keeping their own records. Finance holds an adjustment with no lineage back to a deal. If a manufacturer funded the push, the reconciliation they request months later has to be rebuilt from memory and an email thread.
Putting the incentive where the money already is breaks that pattern. A push expressed as a dated rule inside the commission plan shows up on the rep's statement, traces to a deal for finance, and turns the funder's reconciliation into a report rather than an excavation. Setting it up costs an afternoon, and it pays for itself the first time anyone asks a question about March.
One product, an incentive of $200 a unit, a team of eight. What the push produced, and what it took from everywhere else. The $12,200 bought three units the team would not otherwise have sold, which works out at just over $4,000 each.
| Line | Four weeks before | Four weeks of the push | Change |
|---|---|---|---|
| Target product | 34 units | 61 units | +27 |
| Everything else | 120 units | 96 units | −24 |
| Total units | 154 units | 157 units | +3 |
| Incentive paid | $0 | $12,200 | +$12,200 |
Figures illustrate the substitution effect and describe no particular company or product. Incentive cost is 61 units at $200 a unit. How deep the dip runs in a real push depends on how closely the products substitute for one another, and some pushes show no dip at all.
Measuring an incentive means comparing what happened against what would have happened without it, and that second number exists in no system anywhere. Commish will show exactly what was paid, on which deals, under which rule, and what the rest of the book did over the same weeks. Reading causation into that comparison is a judgement a person makes. Any tool promising to settle it is handing you a model whose assumptions you have not seen.
A dated rule with a start, an end and a qualifying condition pays through the same statement as everything else. Bring an incentive you are about to announce and Commish will show you how it lands.