Ask a buyer how their last negotiation went. In nine cases out of ten, the answer will be about the price obtained and the discount negotiated. This is understandable: price is the simplest indicator to measure and the most immediately readable for the finance department. But it is also the one on which suppliers have the most defensive reflexes — and therefore the least room for maneuver.
Yet the real economic value of a contract is distributed across many dimensions where the room for maneuver is often much greater. Here are five levers that deserve systematic attention.
01.Payment terms
Extending a payment period from 30 to 60 days is financially equivalent to a 0.5 to 1% discount depending on your company's financing cost. On a 5 million contract, that's 25,000 to 50,000 euros of value captured, without reducing your supplier's revenue at all. It's a cash flow transfer, not a margin sacrifice.
The deadline is not the only lever: the terms (payment on receipt vs on invoice, early payment discount, installments) often hide significant margins. Yet these dimensions are frequently handled in a few minutes at the end of a negotiation, when they would deserve structured preparatory work.
02.Indexation and price revision
In a multi-year contract, indexation is a mechanism with explosive value. A bad formula can turn a good initial negotiation into progressive erosion. Conversely, a well-calibrated formula protects you against increases and captures market decreases.
The principle is simple: refuse indexations on non-representative general indices (general statistical index), demand sector-specific indices, cap annual increases, provide mandatory review clauses, integrate raw material baskets if relevant. Fifteen minutes of negotiation on this point can save 5 to 10% of value over the contract duration.
03.Unbilled associated services
Every contract includes a gray area of peripheral services rarely quantified explicitly: user training, technical support, hotline, updates, extended warranty, urgent deliveries, access to experts, annual audits.
These services represent a cost for the supplier. Included in the contract, they prevent unexpected future invoices and improve user experience. Explicitly requesting the list of these services and securing them in the contract is one of the most profitable levers. The supplier yields more easily on non-cash items than on list price.
04.Penalties and bonuses
A contract without an incentive mechanism is a contract in which your supplier has no direct economic interest in excelling. You become dependent on their goodwill. Conversely, a well-structured contract includes SLAs (Service Level Agreements), penalties in case of non-achievement, and ideally bonuses in case of outperformance.
The frequent mistake: providing only penalties. Suppliers react by securing their commitments downward. Combining penalties and bonuses creates an environment where the supplier has an interest in maximizing performance. With, as a result, operational gains sometimes far greater than the few percentage points negotiated on price.
05.Contract governance
This is probably the most overlooked lever. Most contracts provide for an annual steering committee, which never actually takes place. Three years later, no one remembers the commitments made.
Explicitly negotiating contract governance — committee frequency, hierarchical level of participants, minimum agenda, shared indicators, annual improvement plan — transforms the relationship. The contract becomes alive, monitored, adjusted. Serious suppliers appreciate this structure: it gives them visibility and allows them to propose changes. Less serious suppliers flee from it — that's also an excellent upstream filter.
Why these levers are overlooked
These five levers have one thing in common: they require preparation. A price negotiation can be improvised. A negotiation on payment terms, indexation, associated services or governance requires knowing market standards, calculating economic impacts and building alternative scenarios. It's more demanding, and that's precisely why it's so rewarding.
Practical rule: for every significant negotiation, devote as much time to preparing these five dimensions as to preparing the price itself. The return on this preparatory investment is almost always greater than the marginal gains obtained by pressing a little harder on the unit discount.