Proving Value

Proof That Travels: CFO Page + Portable Model + Operator Artifacts

Tomai WilliamsBy Tomai Williams
#RevOps#CRO#CFO#proof#model#artifacts#business-case

Proving value isn't about dazzling people in a meeting; it's about creating proof that can travel without you. That means a one-page CFO summary that a sponsor can forward, a portable model the buyer's Finance team can audit in minutes, and operator-grade artifacts that teams can run tomorrow. If your proof relies on your presence to explain it, it's not finished. When you package proof to travel, approvals come faster because the decision becomes obvious, safe, and easy to verify.

Start with the CFO page (make the decision skimmable)

Executives buy time compression and risk containment. Your first page has to show both, explicitly. Keep it short and legible—something a CFO can read in 30–90 seconds and say "yes" to a small step:

  • Problem & Canary: The specific indicator you'll move first, with today's baseline and the system of record it lives in.
  • Approach: One sentence on what changes, for whom, and by when—written in operator language, not features.
  • Impact range: Conservative, expected, and best-case numbers with the assumptions listed next to them—so Finance can audit them in seconds.
  • Three options on one frame: Do Nothing, DIY, and Vendor—same horizon, same adoption assumptions, same risk definitions, same cost categories.
  • Time-to-first-proof: Scope, timebox, owners, and the success criteria that tie back to the Canary.
  • Risks & controls: The likely failure modes (from the buyer's risk list) and the guardrails that contain them.
  • Decision requested: A small, reversible approval—dates and named owners included.

If someone can't forward this page and get an approval, it's not tight enough yet. Make this page do the work.

Back it with a portable model (operational first, finance second)

Proof that travels has math that travels. Build your model as operational math first, then summarize in finance terms. Keep the chain short and auditable:

  • Inputs: volume entering a stage per period; percent meeting the Canary definition; stage conversion; average cycle time; average selling price.
  • Causal link: how moving the Canary changes conversion and/or cycle within a fixed horizon.
  • Time & risk: when the benefit shows up and the reasons for the range (adoption ramp, data quality, scope).
  • Costs: people time, enablement, governance, and any spend—mapped to the same horizon as the benefits.

Put the model in a simple spreadsheet the buyer owns. No hidden cells, no black-box multipliers. Place the assumptions next to the numbers. When Finance can reproduce the result without you, your proof gains portability—and portability is what turns "interesting" into "approved."

Give operators real artifacts (so the change can run tomorrow)

Words convince; artifacts change behavior. Package the smallest set of real, usable artifacts that implement your approach for the first proof:

  • Stage exit definitions with falsifiable proof points. Example: "By stage 3, a one-page business case is attached with three options, an impact range with explicit assumptions, and champion acknowledgment."
  • Discovery prompts that force quantified problem statements (fields and examples, not prose).
  • Checklists and calendars tied to dates and owners—for example, renewals opened at T–120 and completed by T–90 with last-modified timestamps.
  • A one-page business case template aligned to the buyer's CRM fields so it lives where work already happens.

Keep each artifact short and written in the buyer's labels. If a front-line manager can't audit it in their system of record, tighten it. The goal is "we could use this next week," not "we need a workshop to understand it."

Hold a single, steady comparison frame (integrity wins)

Your proof should sit inside a steady business-case frame so the choice is fair and obvious:

  • Do Nothing priced as the cost of the urgent/important problem over time (include compounding if the Canary trend is worsening).
  • DIY described respectfully, as a real plan with calendar time, cross-functional effort, and risk controls.
  • Vendor (your approach) written in the same operator language, with explicit advantages in time to first proof and risk containment.

Lock the horizon, adoption assumptions, risk definitions, and cost categories before you touch any knobs. If a parameter legitimately differs by option, say why in plain language. A steady frame builds trust—and trust is what gets forwarded.

Design the smallest proof that validates the approach

If references and case studies don't satisfy the buyer's proof needs, define a micro-test that proves your approach on the buyer's data with the buyer's team:

  • Scope: one team or segment with clean instrumentation.
  • Canary: a single causal, early signal captured in the system of record.
  • Artifact: the specific workflow, checklist, or one-pager people will actually use.
  • Timebox: long enough to see movement; short enough to keep attention.
  • Success criteria: metric-based if possible; otherwise a named decision-maker's "thumbs-up"—written down before kickoff.
  • Risks & controls: guardrails designed from the buyer's risk list (adoption, integrations, continuity of results, scope creep).

This is not a mini-rollout. It's a decision experiment that validates the principle quickly and safely.

Calendar the work and publish weekly signal

Proof doesn't travel if it lives in side conversations. Book the cadence in advance: kickoff, weekly check-ins, and a decision review at the end of the window. Each week, publish a tight readout:

  • Canary trend vs. baseline.
  • Adoption signals: are the artifacts being used as defined?
  • Early warnings: ownership drift, data gaps, cross-functional blockers.
  • The single decision for the week: continue, change scope, or stop.

Keep the meeting small enough to decide. If the convo stalls, meet separately with the people who own the work, get the signal, and come back with a recommendation. The cadence is part of the proof.

Present ranges with reasons (and put the reasons on the page)

Ranges are honest when the reasons sit next to them. Label the drivers of variance—data quality, adoption ramp, and scope—and keep those drivers consistent across all three options. A CFO wants to see that you're managing uncertainty, not glossing over it. When the "why" for the range is clear, the numbers feel like risk management rather than wishful thinking.

Publish a results packet that can be forwarded

At the end of the timebox, publish a three-page packet anyone can forward:

  • The one-page CFO summary (the same page you started with, now updated with actuals).
  • Results vs. success criteria (for any teams in scope) with a link to the spreadsheet.
  • Implementation plan if the buyer chooses to proceed—phases, gates, owners, dates, and the weekly cadence.

Attach the artifacts the buyer keeps regardless of the decision: the model, the workflow/checklist, the measurement plan. Your champion should be able to send this packet and get to "approved" without scheduling another meeting.

Ask for the smallest, safest next step

Close by asking for a small, reversible decision that extends what already worked:

  • Approve rollout to the next segment (same artifact, same measurement, same cadence).
  • Time-box it, name the owners, and keep the exit explicit: continue, change scope, or stop.
  • List what the buyer keeps either way (the model, the artifacts, the measurement plan).

When "yes" is the easiest path and the risk is bounded, the decision is simple.

Common pitfalls (and how to avoid them)

  • CFO page that reads like a pitch. If it doesn't show time, risk, and a small decision, rewrite it.
  • Model trapped in your tool. If Finance can't open it as a spreadsheet, it won't travel.
  • Artifacts that require enablement to understand. Keep them short, obvious, and aligned to existing fields and labels.
  • Slippery frames. Don't change horizon or adoption assumptions midstream. Lock them first.
  • Pilots that are mini-rollouts. If you can't prove the principle without PS, your scope is too big.

What "good" looks like (RevOps checklist)

  • A one-page CFO summary that stands alone and asks for a small, reversible approval.
  • A buyer-owned spreadsheet model (operational first, finance second) with assumptions beside numbers.
  • Operator artifacts (stage exits, checklists, discovery prompts, one-page business case) written in the buyer's labels.
  • A single causal Canary captured in the system of record.
  • A steady comparison frame across Do Nothing / DIY / Vendor.
  • A micro-test that validates the approach, not "does it run," with guardrails from the buyer's risk list.
  • A pre-booked weekly cadence that publishes signal, not spin.
  • A results packet (3 pages + spreadsheet) that a sponsor can forward to get an approval.

Close: Make approvals portable

Proof that travels is the shortest path to "yes." When you lead with a CFO page, back it with a portable model, and equip operators with real artifacts, your champion doesn't need you in the room. Finance can audit. Ops can run. Leaders can approve. That's what proving value looks like when the goal is a decision, not a demo.

Tomai Williams

About Tomai Williams

Founder of Supercase & author of Slightly More Efficient Buying / Slightly More Efficient Selling

Actually, AI wrote this post, but it's strictly based on Tom Williams' book and Supercase framework - with no outside concepts allowed. The human Tom is a 3x founder, father, squasher, debator and egalitarian.

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