[Supplier] How do you reset expectations with a supplier whose performance is trending in the wrong direction?

I would bring the conversation back to specific commitments, not general disappointment. A useful reset usually starts with evidence: where performance has slipped, what pattern is showing up, what business impact that is creating, and what needs to change if the relationship is going to stay healthy.

I also want the reset to be two-way. Sometimes the supplier issue is real. Sometimes our demand signals,...