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Prelaunch checks

Contextual campaign checklist: what to confirm before launch

Part of Contextual targeting

A crowded city street filled with people, signs, and traffic.

The short answer

Before a contextual campaign launches, confirm six things: the topics and avoid topics are testable, the languages and markets match the brief, the list size was agreed and not padded, no platform setting widens delivery beyond the plan, reporting can show where ads ran, and named people signed off the final list.

Key takeaways

  • A contextual plan can be undone by campaign settings that look unrelated to context, such as optimized targeting or location options.
  • In Google Ads, combined content targeting matches any selected topic, placement or keyword, so extra criteria widen delivery.
  • Languages and markets need checking in both the list and the campaign settings, because the two can disagree.
  • Reporting must be set up before launch, because placement reports have thresholds and gaps a planner should know in advance.
  • Sign off is a list of named people and dates, one per check area, not a single approval email.

What should be confirmed before a contextual campaign launches?

A contextual campaign has two halves: the plan, meaning the topics and the reviewed site list, and the setup, meaning the campaign settings in the buying platform. A prelaunch review can check the plan carefully and the setup barely, yet the setup decides where the ads actually go. This checklist covers both, in an order a team can work through.

Six check areas before launch
Six check areas before launchEach area has a named owner and its own sign off. Settings and reporting are checked in the platform, not in the plan. 1. Topics: Testable descriptions. 2. Avoid topics: Subject and treatment named. 3. Languages, markets: List and settings agree. 4. List size: Agreed, not padded. 5. Settings: Nothing widens delivery. 6. Reporting, sign off: Ready before day one01TopicsTestabledescriptions02AvoidtopicsSubject andtreatmentnamed03Languages,marketsList andsettingsagree04List sizeAgreed, notpadded05SettingsNothingwidensdelivery06Reporting,sign offReady beforeday one
Six check areas before launchEach area has a named owner and its own sign off. Settings and reporting are checked in the platform, not in the plan. 1. Topics: Testable descriptions. 2. Avoid topics: Subject and treatment named. 3. Languages, markets: List and settings agree. 4. List size: Agreed, not padded. 5. Settings: Nothing widens delivery. 6. Reporting, sign off: Ready before day one01TopicsTestable descriptions02Avoid topicsSubject and treatment named03Languages, marketsList and settings agree04List sizeAgreed, not padded05SettingsNothing widens delivery06Reporting, sign offReady before day one
Each area has a named owner and its own sign off. Settings and reporting are checked in the platform, not in the plan.

The checklist assumes the brief is written and the site list is reviewed. For the brief itself, see the programmatic media brief template; for checks after launch, the contextual targeting hub sets out a first week delivery review.

How do you confirm the topics and avoid topics are ready?

Topics and avoid topics

  • Each topic is written as a description of an ideal article, with a line saying what does not count.
  • Two reviewers scored a pilot set of articles against each topic and agreed on the verdicts.
  • Each avoid topic names both the subject and the treatment, such as reporting on house fires, not just fire.
  • Every avoid topic is mapped to the platform control that will enforce it, or marked as enforced by the list only.
  • Core topics are marked, so a short list fills from them first.
  • The client has seen the final topic and avoid descriptions in writing.

The avoid topic mapping is an easy item to skip. A brief may avoid a subject that no platform setting can express, which means the reviewed list is the only control. Writing that down tells the team where a mistake would get through. The contextual topic list guide covers how to write topics that pass the first two checks.

How do you confirm languages and markets match the brief?

Languages and markets live in two places: in the site list, where each site was judged for its language and its audience, and in the campaign, where language and location settings decide who is eligible to see the ad. The two must agree, and the platform defaults may not match the brief.

Languages and markets

  • Every site on the list was confirmed to publish in a language the brief names, from its article text.
  • Each site's audience in the target country was checked, not inferred from its domain ending.
  • The campaign's location option was chosen on purpose; Google Ads' default uses both physical location and location of interest.
  • The campaign's language setting matches the brief, and the team knows it reads signals about people as well as pages.
  • Creative in each language is assigned to the sites in that language.

Location options deserve attention on cross border plans. Google's location targeting (opens in a new tab) help says the default advanced location option uses both physical location and location of interest, and that interest can be inferred from the content and context of the website where an ad is displayed. A Canadian campaign on default settings can therefore reach people outside Canada who read about Canadian places. Google's language targeting (opens in a new tab) page, checked in October 2026, says that on the Display Network Google Ads may detect the language of pages or apps someone is visiting or has recently visited. For plans with several languages, our guide to multilingual contextual targeting covers what the brief should specify.

What should be checked about the list's size?

List size

  • The number of sites that qualified is recorded beside the number the client expected.
  • No site was added only to reach a target count; every listed site has a recorded reason.
  • Sites close to qualifying are kept on a separate watch list, not on the live list.
  • The planned budget was compared with the size of the list, and the client accepted the result.
  • No single publisher network holds several places on the list under different domains.

Which platform settings can undo a contextual plan?

Several Google Ads settings can move delivery away from the reviewed list without anyone touching the list. Check each one in the campaign and ad group before launch. This table reflects Google's help pages checked in October 2026; confirm in the account, because settings and defaults change.

Google Ads settings that can widen or weaken a contextual plan, checked October 2026
SettingWhat Google's help saysWhat to confirm
Combined content targetingPlacement targeting (opens in a new tab) shows ads on content that matches any of the topics, placements or keywords you targetNo topic or keyword sits beside the placement list unless wider delivery is intended
Targeting or ObservationObservation (opens in a new tab) does not restrict the reach of the campaign or ad group; Targeting restricts itThe placement list is set to Targeting; in Display, only placements and topics can be observed
Optimized targetingOptimized targeting (opens in a new tab) is automatically turned on; in Display, keywords and topics can act as signals and ads may show beyond themIt is turned off in the ad group settings when the plan must stay on the list
Location optionThe default uses physical location and location of interestThe option matches the market the brief names
Content suitabilityInventory types (opens in a new tab) apply to YouTube, the Display Network and Google video partners, not App or YouTube Sponsorship campaignsThe inventory type is set, and the team knows Google cannot guarantee all related content is excluded

The optimized targeting row has a useful exception. The same Google page says that in Video campaigns placements are not used as a signal and ads only show on the placements provided. Display ad groups are where the setting can surprise a contextual plan, because it is on by default and treats the plan's keywords and topics as hints rather than limits.

What reporting should be set up before launch?

Reporting

  • The approved list is saved as a fixed version, so served placements can be compared with exactly what was approved.
  • The team knows which report shows served placements and has opened it in the account before launch.
  • Each site on the list carries its topic ID, so delivery can be read by topic.
  • A date is set for the first comparison of served placements with the list.
  • The client has been told what the placement report can and cannot show.

That last item matters because placement reporting has known gaps. Google's Where ads showed (opens in a new tab) help says placements are only shown if they meet certain minimum thresholds of impressions or interactions, advises against using the report as an exhaustive list of placements, and says that on YouTube, channels and videos are listed for the Watch page while ads on other surfaces such as the Home feed appear as youtube.com. Setting that expectation before launch avoids a difficult conversation in week two.

Who signs off the final contextual list?

Sign off roles for a contextual campaign
RoleSigns offEvidence they need
PlannerTopics, avoid topics and list sizeThe topic descriptions, pilot results and the count of qualifying sites
Reviewer for each languageSites in that languageThe scoring sheet and saved evidence for each kept site
Buyer or traderCampaign settings and reportingDated screenshots or exports of each campaign setting named on this checklist
ClientThe final list and the short list decisionThe list with a reason per site and the list of sites left out
ApproverThe version that goes liveAll of the above, with each sign off dated

One person may hold several roles on a small team, but each sign off is still recorded separately with a date. If the list changes after approval, the changed part goes back to its owner, and the new version replaces the old one in the reporting setup.

What does the checklist catch on a real campaign?

Fictional example

Home EV charger installation in British Columbia

A fictional installer of home electric vehicle chargers, working in Metro Vancouver and the Okanagan, plans English display ads beside articles on choosing and installing a home charger. The reviewed list holds fewer sites than the client expected, and the client agrees to run it short rather than add general car sites.

The settings check finds three problems. The Display ad group has optimized targeting on, a broad automotive topic sits beside the placement list, and the location option is still the default. The buyer turns optimized targeting off, removes the topic, and sets the location option to people in or regularly in British Columbia.

The reporting check sets the first comparison for day four and tells the client that placements below Google's thresholds will not appear by name. Each sign off is dated in the plan before the campaign goes live.

How does PlacementGraph prepare a list for these checks?

Frequently asked questions

How far ahead of launch should the checklist be run?

Run the plan checks when the list is reviewed and the settings checks after the campaign is built, ideally a few working days before launch. That leaves time to fix a setting, rebuild an ad group or go back to the client about a short list without moving the start date.

What should happen if a check fails the day before launch?

Fix what can be fixed in the platform, such as a setting or a stray topic, and record it. If the failure is in the plan, such as an unreviewed language, launch without the affected sites or delay. Launching with a known gap and no record leaves the team unable to explain the results.

Does the checklist change for YouTube placements?

The areas are the same, but several Google controls work differently on YouTube. Digital content labels and sensitive content exclusions do not apply to YouTube ads, and placement reporting lists channels and videos for the Watch page only. Our guide to contextual targeting on YouTube covers the channel side.

Should a contextual campaign also carry keyword exclusions?

They can serve as a second layer for avoid topics that a platform can express. Google's account level content keyword exclusions are exact match only and capped at 1,000, so they suit specific terms rather than whole subjects. The reviewed list stays the main control, and each exclusion should map to an avoid topic in the brief.

Sources

  1. About placement targeting (opens in a new tab)Google Ads Help
  2. About "Targeting" and "Observation" settings (opens in a new tab)Google Ads Help
  3. About optimized targeting (opens in a new tab)Google Ads Help
  4. About targeting geographic locations (opens in a new tab)Google Ads Help
  5. About language targeting (opens in a new tab)Google Ads Help
  6. About content suitability (opens in a new tab)Google Ads Help
  7. About the "Where ads showed" report (opens in a new tab)Google Ads Help

Researched and written by PlacementGraph Research. Read how we research, source and update these pages. Corrections: diana@placementgraph.com.

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