🧾 Agency Interview Guide

21 Questions to Ask
Before You Hire

Use these questions to reveal how the team thinks, who will do the work, what the fee covers, how results are measured, and what happens when the relationship ends.

By Mitch · Updated July 17, 2026 · 12 min read
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The Direct Answer

Ask for Evidence, Not More Claims

Do not use an agency interview to collect rehearsed claims. Use it to reveal the operating system behind the pitch: how the team diagnoses a problem, who owns decisions, what is included, how success is defined, and whether your company keeps control of its assets and data.

Give every finalist the same context. Ask the same questions. Request names, examples, documents, definitions, ownership, and tradeoffs. If every answer sounds impressive but nothing becomes more specific, the interview has not done its job.

The best question is the one that forces the agency to show how it actually works.

Before the Interview

Answer These Five Questions Internally

A useful agency answer requires a clear buyer brief. Align your own team before the first finalist call.

  1. 1

    What business outcome are we hiring the agency to improve?

  2. 2

    What is the real bottleneck: strategy, execution, creative volume, channel expertise, measurement, or management bandwidth?

  3. 3

    What budget can we commit to the team, production, tools, and media?

  4. 4

    Who will make the final decision and own the relationship internally?

  5. 5

    What would make us end the relationship after 90 days, six months, or one year?

The ANA and 4A's identify clear success criteria, budget disclosure, key decision-maker participation, and a structured information request as important parts of a better agency-search process. ANA/4A's report

01 · Interview Questions

Business Understanding and Strategy

These questions reveal whether the agency starts with your business or with the services it wants to sell.

QUESTION 1

What do you need to know before recommending a strategy?

Strong answer

Asks about the business model, customers, margins, offer, prior performance, internal capabilities, constraints, and the decision the work must improve.

Red flag

A detailed channel plan appears before the agency understands the company.

QUESTION 2

What business outcome would you optimize first, and why?

Strong answer

Distinguishes the primary commercial target from supporting channel metrics and explains the tradeoff.

Red flag

The answer starts and ends with impressions, leads, clicks, or platform ROAS.

QUESTION 3

What would make you tell us not to spend more?

Strong answer

Names economic, operational, creative, conversion, inventory, or measurement conditions that make additional spend irresponsible.

Red flag

More budget is presented as the solution to every problem.

QUESTION 4

Which part of our brief would you challenge?

Strong answer

Identifies an assumption, priority, channel, timeline, or scope decision that deserves scrutiny—and explains why.

Red flag

The team agrees with everything to keep the sales process comfortable.

02 · Interview Questions

Team and Operating Model

The pitch team is not always the delivery team. Make the post-signature operating model visible before you commit.

QUESTION 5

Who will actually work on the account?

Strong answer

Names the strategist, account lead, channel operators, creative lead, and other people responsible after signature.

Red flag

Senior leaders dominate the pitch while the delivery team remains unnamed.

QUESTION 6

What does each person own?

Strong answer

Every role has a clear decision area, deliverable, and escalation path.

Red flag

Several people support strategy, but nobody owns the commercial outcome.

QUESTION 7

How many other accounts does the delivery team manage?

Strong answer

Answers directly and explains how account complexity, staffing, and coverage are managed. Clarity matters more than a universal number.

Red flag

Refuses to discuss capacity or relies on vague assurances about responsiveness.

QUESTION 8

How do specialists share learning and resolve disagreements?

Strong answer

Names the meeting, document, workflow, or decision-maker that connects media, creative, content, lifecycle, analytics, and conversion work.

Red flag

Each discipline reports separately and optimization stops at the channel boundary.

03 · Interview Questions

Scope, Pricing, and Change Control

Translate attractive service language into exact work, ownership, exclusions, and commercial rules.

QUESTION 9

What exactly is included—and excluded?

Strong answer

Translates broad services into deliverables, responsibilities, quantities where appropriate, and explicit exclusions.

Red flag

Important work is described with vague nouns such as strategy, creative, or optimization.

QUESTION 10

Which third-party costs sit outside the fee?

Strong answer

Identifies media spend, software, creators, production, usage rights, travel, development, data, and pass-through expenses.

Red flag

The fee looks complete until separate costs appear after signing.

QUESTION 11

How are scope changes, rush requests, and extra resources handled?

Strong answer

Explains the change-order process, approval threshold, pricing method, and effect on timing.

Red flag

The answer is “we stay flexible” with no commercial process behind it.

QUESTION 12

What does the first 30 days include?

Strong answer

Includes access, data validation, stakeholder interviews, account or asset review, economic targets, prioritization, and a documented plan.

Red flag

Promises immediate execution without confirming inputs, ownership, or measurement.

Funnel recommends defining the statement of work around actual business needs, asking about hidden charges, and clarifying how scope deviations and rush work are handled. Funnel

04 · Interview Questions

Measurement, Reporting, and Transparency

Good reporting helps the team decide what to do next. It does not simply make activity look organized.

QUESTION 13

Which metrics determine whether the work is succeeding?

Strong answer

Names one commercial outcome and supporting diagnostics with definitions both sides would calculate the same way.

Red flag

Success is a dashboard of activity without a decision rule.

QUESTION 14

How do you handle attribution limits and conflicting data?

Strong answer

Treats attribution as an estimate, compares multiple sources, documents assumptions, and explains how uncertainty changes decisions.

Red flag

One platform dashboard is presented as unquestionable truth.

QUESTION 15

What will we see in reporting—and can we access the raw data?

Strong answer

Connects actions, evidence, interpretation, next decisions, and raw-data access where practical.

Red flag

You receive a polished summary but cannot inspect the underlying accounts or data.

QUESTION 16

What happens when performance drops?

Strong answer

Uses a diagnostic covering execution, creative, audience, offer, conversion, tracking, competition, operations, and external factors.

Red flag

The default explanation is the algorithm, seasonality, or insufficient spend.

QUESTION 17

Show one relevant case from baseline to outcome.

Strong answer

Includes the starting problem, baseline, scope, actions, timeframe, result, and constraints without overstating causality.

Red flag

A percentage-growth claim appears without the baseline, timeframe, spend, or intervention.

05 · Interview Questions

Contract, Ownership, Security, and Exit

The agreement should protect the operating history your company pays to create and make the exit path explicit.

QUESTION 18

Who owns the accounts, audiences, data, and creative source files?

Strong answer

The company retains administrative access and practical ownership of the operating history it paid to create.

Red flag

The agency controls critical accounts or makes the relationship operationally difficult to leave.

QUESTION 19

How do you handle privacy, data security, and third-party vendors?

Strong answer

Explains access controls, vendor disclosure, data handling, security responsibilities, and what is documented in the agreement.

Red flag

Sensitive access is shared casually or subcontractors remain undisclosed.

QUESTION 20

What are the contract, termination, and handoff terms?

Strong answer

Explains term length, renewal, notice, early termination, outstanding fees, transition support, and the handoff of files and access.

Red flag

The exit path is vague, punitive, or dependent on the agency's goodwill.

QUESTION 21

Can we speak with a current or recent comparable client?

Strong answer

Can arrange a relevant reference when confidentiality and availability allow, or provides equivalent contextual evidence.

Red flag

The only proof is a logo wall or a testimonial with no comparable problem behind it.

ANA contract guidance highlights privacy, data security, intellectual-property ownership, transparency, audit rights, indemnification, and third-party disclosure. This is not legal advice; have qualified counsel review the agreement. ANA guidance

One-Page Scorecard

Score the Interview Before the Next Pitch

Rate each area from 1–5 immediately after the meeting. Ask every finalist for the same evidence.

Evaluation areaWeightEvidence to request
Business understanding20%Discovery questions, assumptions, and challenged priorities
Team and ownership20%Named delivery team, roles, capacity, and escalation path
Scope and economics20%SOW, exclusions, third-party costs, and change-order process
Measurement and transparency20%Metric definitions, sample report, and raw-data access
Proof and fit10%Comparable case with baseline, intervention, and timeframe
Contract and exit10%Ownership, security, termination, and handoff language

Do not average away a fatal flaw. A high total score cannot compensate for unclear ownership, hidden costs, or a contract that makes leaving impractical.

Walk-Away Answers

Answers That Should End the Conversation

We can guarantee your ROAS or revenue before reviewing the business.

Our senior team sells the work; staffing is decided after signature.

Creative is included—without quantities, ownership, or production responsibility.

The platform dashboard is the source of truth.

We keep the ad account because our structure performs better.

Scope changes are handled informally.

We cannot show a relevant case, reference, or operating artifact.

The contract is standard, so there is nothing to discuss.

Specific Answers Beat
Polished Pitches

Ask every finalist the same questions. Request the same evidence. Score the answers before the next sales call changes your memory. Then choose the team whose model, scope, accountability, and incentives fit the problem you actually need solved.

If you are evaluating an ecommerce partner, use the detailed ecommerce agency-selection scorecard. You can also compare agency, in-house, and hybrid models or review agency pricing.

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Agency Interview FAQ

Questions Buyers Ask

Straight answers on finalists, budgets, contracts, red flags, and account ownership.

How many marketing agencies should I interview?

+

There is no universal number. Interview enough credible finalists to compare operating models without turning the search into an unfocused pitch process. Give every finalist the same brief, questions, and evaluation criteria.

Should I tell agencies my budget?

+

Sharing a realistic range helps agencies determine whether the scope and team are feasible. The ANA/4A's search-simplification work includes budget disclosure among the components of a clearer agency-search process.

What should I ask for before signing an agency contract?

+

Request the final scope, named team, fee schedule, exclusions, third-party costs, reporting definitions, account and asset ownership, data-security terms, termination language, and handoff obligations. Have qualified counsel review the agreement.

What is the biggest red flag when hiring a marketing agency?

+

Promises made before the agency understands the business. A credible partner asks for context, explains uncertainty, and shows how it would diagnose the problem before guaranteeing an outcome.

Should a marketing agency own my ad accounts?

+

Your company should retain administrative access and practical control of its accounts, audiences, data, and operating history. The agency can manage the work, but the business should not lose its assets or learning when the relationship ends.

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