> For the complete documentation index, see [llms.txt](https://community.commandersact.com/customer-success/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://community.commandersact.com/customer-success/inspiration/customer-cycle/customers-knowledge/setting-up-a-repellent-base.md).

# Setting up a repellent base

Setting up a dynamic database of customers/prospects not to be retargeted to facilitate exclusions in the platforms

<figure><img src="https://1613709692-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0zW0zvGDZaiNuIFweCtu%2Fuploads%2FByW7bmthhGUZpSHhqNt4%2Fstars3.png?alt=media&amp;token=140d0cf2-b7b4-44db-a354-36c52a64778e" alt=""><figcaption></figcaption></figure>

## Objective :

* Optimisation of investments

## Description :

* Use a repellent base to improve your targeting.

## How it works

1. Integration of a flow of your offline buyers.&#x20;
2. Tracking of online purchases.
3. Creation of the repulsor segment.&#x20;
4. Segmentation and activation of the audience at your destinations.

<figure><img src="https://1613709692-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0zW0zvGDZaiNuIFweCtu%2Fuploads%2FOIuxIz9E0ppCUVlFy7Vc%2FUC07-Chart.png?alt=media&amp;token=7306b801-0c0f-40e3-b759-9de158f45db7" alt=""><figcaption></figcaption></figure>

## Download :&#x20;

{% file src="/files/mFKsjPsXNVP5Db9fWXL5" %}

## **Need to be recontacted :** [**Click here**](https://www.commandersact.com/fr/contact/)