The playbook
Customer Acquisition Cost: Template and Field Guide
This customer acquisition cost template turns a broad task into a record another person can use. It captures cost category, period, new customers, then connects that information to a decision. Copy the table into your working document or system and create a separate record for each item in scope.
Put the task in context
Choose whether the calculation includes media only or all agreed acquisition costs. Divide that cost scope by new customers from a compatible period or cohort. A long sales cycle can make current-month spending divided by current-month customers misleading.
Copyable worksheet
| Field | Entry instructions |
|---|---|
| cost category | Record the cost category associated with this campaign or conversion record. Use a stable reference so later updates can be matched. |
| period | Record the period associated with this campaign or conversion record. Keep the value specific enough for another owner to interpret. |
| new customers | Record the new customers associated with this campaign or conversion record. Keep the value specific enough for another owner to interpret. |
| scope | Record the scope associated with this campaign or conversion record. Keep the value specific enough for another owner to interpret. |
| Decision field | Entry instructions |
|---|---|
| Observed problem | Describe the actual condition and where it was observed. |
| Recommended action | State the smallest action that resolves the documented problem. |
| Evidence | Link to the record, observation, or test supporting the action. |
| Owner and next review | Name the accountable person and when the decision should be revisited. |
How to complete the worksheet
Begin with cost category. Use the same reference throughout the record so notes are not attached to the wrong item. Then choose the acquisition period and customer cohort. This establishes the information required before the worksheet becomes a request for action.
Next, include the agreed marketing sales and production costs. Use the observed problem and evidence fields to explain why that step is needed. A useful entry describes an actual condition, such as calling media-only cost per purchase a fully loaded acquisition cost, rather than a broad instruction to “improve performance.”
Finally, compare results with customer contribution and retention. Put label the cost basis and show excluded expenses in the action field only when it addresses the observed condition. If the problem is different, change the action. The template is a structure for judgment, not a reason to apply the same fix everywhere.
Illustrative completed decision
| Part | Illustrative entry |
|---|---|
| Problem | Calling media-only cost per purchase a fully loaded acquisition cost |
| Action | Label the cost basis and show excluded expenses |
| First check | Choose the acquisition period and customer cohort |
| Follow-up check | Compare results with customer contribution and retention |
| Outcome to define | cost per new customer on a defined basis |
Adapt the fields without losing meaning
You can add fields required by your team, but each should change a decision or preserve necessary context. Keep factual observations separate from recommendations. If period changes, record the new value and its effective date instead of silently rewriting the context of an earlier decision.
Use the record in a handoff
Ask the receiving owner to explain the next action using only the worksheet. Missing context becomes visible quickly during that exercise. Repair the record before applying the structure to a larger batch. Keep cost per new customer on a defined basis connected to the item so the team can later assess whether the action was useful.
Keep advertising spend, platform-reported conversions, and confirmed business outcomes distinct. Different platforms may claim credit for the same sale. A combined report needs reconciliation or a clear explanation that figures cannot be added.
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