Yes, when another provider is a better fit. Independent discovery should support the best responsible outcome even when that means a specialist, a smaller project, the existing provider, or no purchase.
If another provider is genuinely a better fit, say so.
The prospect may need a specialty the MSP does not deliver, a geographic presence it cannot support, a service model it does not operate, or a budget and expectation combination that belongs with a different kind of provider.
A referral can be the honest answer
Independent discovery should be able to produce more than a path to the MSP's own proposal. It may support a configuration change, an existing product, a specialist project, a different provider, no new purchase, or more discovery before anybody recommends anything.
That independence is what separates advice from a cart-maximization exercise. Telling a prospect “I do not think you need that service,” or “we are not the right provider for this requirement,” can demonstrate more judgment than another enthusiastic yes.
Do not romanticize losing
A referral does not guarantee future business, gratitude, reputation, or reciprocal leads. Sometimes the MSP simply loses the opportunity. That is still better than accepting an agreement it cannot deliver responsibly.
The strongest strategic advisor is willing to recommend the outcome the evidence supports—even when the immediate commercial answer is someone else, something smaller, or nothing at all.