A supplier demonstration usually shows the product at its best. That is reasonable, but it may not answer the questions your business needs to settle. A structured scenario gives the demonstration a purpose: you can see how the proposed solution handles your work, where it needs configuration and which assumptions remain untested.
Prepare a short scenario pack
Choose one ordinary task, one amendment and one awkward exception. A hypothetical Rockhampton industrial supplier could ask for a repeat order that changes quantity after an initial confirmation. Use invented names and representative details, and give every supplier the same information. Explain the expected business outcome without dictating every click. This leaves room for a different workflow while preventing the demonstration from drifting into unrelated features that happen to look impressive.
Watch the whole path
Ask who enters each piece of information, what happens next and how staff know the task is finished. If the presenter skips a step, ask them to explain whether it is already available, configured specially for the demo or planned for later development. Record the distinction. A polished summary screen may rely on substantial manual preparation, and an unfinished-looking interface may already support the essential behaviour. Judge the evidence against the task rather than visual confidence alone.
Include the people who do the work
Invite a staff member who understands the scenario to observe and, where practical, try the workflow. They may notice missing context that the owner overlooks. Keep a common scorecard focused on task completion, clarity, manual steps and unresolved dependencies. The tradeoff is that a strict script can miss useful alternative approaches, so reserve time for the supplier to demonstrate a different route after completing or discussing the required scenario.
Close the evidence gaps
Do not force a yes-or-no verdict where the demonstration leaves a question unresolved. Identify the proof needed next: a configured trial, a sample output, a reference workflow or a small prototype. Ask the supplier to confirm any important assumptions in writing. Your next scoping step is to convert the scenario pack into proposal acceptance examples. This preserves the useful evidence from the demo and makes it harder for the eventual scope to drift away from what your team believed it was buying.
Planning checklist
- Use one common scenario pack.
- Distinguish available, configured and proposed behaviour.
- Record the next proof needed for every gap.