Measure

Conversion events and attribution

Which event to optimize for, and over what period to attribute a conversion to your ad.

Intermediate 15 min

In brief

A conversion event is a useful action on your website or app: purchase, lead, sign-up… In an ad group, the optimization event tells TikTok which action to look for. The attribution window indicates for how long after a click or a view a conversion is credited to the ad.

Why it matters

  • TikTok delivers your ads to the people most likely to perform the chosen event: a wrong choice steers delivery to the wrong audience.
  • The attribution window changes the figures displayed: two accounts set differently aren't comparable.

The steps

  1. In the ad group, choose the optimization location (website, for example) then the data connection.
  2. Choose the optimization goal: value, conversion, landing page views or click (depending on the campaign objective).
  3. Select the optimization event (by default, purchase for a sales campaign).
  4. Choose the bid strategy: target cost (keep the cost per result close to an amount) or maximum results (as many results as possible within the budget).
  5. Check the attribution window (click and view) in the settings and in the Attribution analytics menu.

Pitfalls to avoid

  • Optimizing for an event that is too rare: few results, so little learning.
  • Optimizing for an event that is too easy (a click, for example) when you want sales.
  • Setting an unrealistic target cost: too low, it limits delivery.
  • Comparing campaigns with different attribution windows.

Frequently asked questions

Which event to choose to sell? Purchase, if you have enough purchases; otherwise a more frequent event higher up in the journey (add to cart, for example).

Why does my target cost block delivery? Because the market costs more than your target: bring it closer to your recent average cost.

Key takeaways

  • The optimization event steers delivery.
  • Target cost = cost control; maximum results = volume.
  • Same attribution window for comparing.

Practice in TRIALO

In a Sales group, switch from “Maximum results” to “Target cost” and enter a very low cost: see in the results the drop in delivery after fast-forwarding time.

From guide to practice

Change the optimization event and target cost of a "Sales" group and watch the delivery.

  • Create your fictional campaigns, step by step
  • Analyze fake results to practice reading them
  • Export your work as a PDF
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This guide is provided for educational purposes. The platforms' tools change: always check the labels and steps in the real tool. TRIALO's results are fake and don't predict those of a real campaign. TRIALO is not affiliated with, endorsed by or sponsored by TikTok.