# Clients

## Add a client

In the *Header* tab of a campaign, you can add several parties or companies in the [Client](https://documentation.adhese.org/books/campaign-management/page/campaigns#bkmrk-client) part.

To add a new company to your account:

1. Click *Customers* on the *Administration* screen. The *Customers* screen opens:  
    [![Schermafdruk van 2024-10-28 10-19-59.png](https://documentation.adhese.org/uploads/images/gallery/2024-10/scaled-1680-/sUwSlPMbtmCaBxei-schermafdruk-van-2024-10-28-10-19-59.png)](https://documentation.adhese.org/uploads/images/gallery/2024-10/sUwSlPMbtmCaBxei-schermafdruk-van-2024-10-28-10-19-59.png)
    
      
    For more information about the *Customers* screen, refer to [Customers](https://documentation.adhese.org/books/adhese-ui/page/the-administration-screen#bkmrk-customers).
2. To add a new client or company, click the *Add a new company* button. The *Add a new company* screen opens:  
    [![Schermafdruk van 2024-10-28 10-24-14.png](https://documentation.adhese.org/uploads/images/gallery/2024-10/scaled-1680-/qypzvApuiSKXn8jM-schermafdruk-van-2024-10-28-10-24-14.png)](https://documentation.adhese.org/uploads/images/gallery/2024-10/qypzvApuiSKXn8jM-schermafdruk-van-2024-10-28-10-24-14.png)
3. Define the following details:
1. (Optional) Select a billing method for the company from the **Invoice type** drop-down.
2. Enter the name of the company in the **Company name** field.
3. (Optional) Enter an abbreviated company name in the **Quote** field.
4. Enter the AMS ID of the company in the **AMD** field.
5. (Optional) Enter the VAT number of the company in the **VAT number** field.
6. (Optional) Enter the name of the street of the company's address in the **Street** field.
7. (Optional) Enter the number of the company's address in the **Number** field.
8. (Optional) Enter the postal code of the company's address in the **Postal code** field.
9. (Optional) Enter the city of the company's address in the **City** field.
10. (Optional) Enter the country of the company's address in the **Country** field.
11. (Optional) Enter the telephone number of the company in the **Phone** field.
12. (Optional) Enter the fax number of the company in the **Fax** field.
13. (Optional) Enter the email address of the company in the **Email** field.

5. Click the *Save* button.

## Add a new contact

To add a contact to a company:

1. Click *Customers* on the *Administration* screen. The *Customers* screen opens.
2. Click the company's name or click the edit icon for the company you want to add a client to.
3. Above the form, click the *Add a new contact* button. The *Add a new contact* screen opens:   
    [![Schermafdruk van 2024-10-28 10-24-52.png](https://documentation.adhese.org/uploads/images/gallery/2024-10/scaled-1680-/GLHPditYzuf5H3sC-schermafdruk-van-2024-10-28-10-24-52.png)](https://documentation.adhese.org/uploads/images/gallery/2024-10/GLHPditYzuf5H3sC-schermafdruk-van-2024-10-28-10-24-52.png)
4. Define the following details: 
    1. Enter the name of the contact in the **First name** field.
    2. Enter the surname of the contact in the **Last name field.**
    3. Enter the email address of the contact in the **Contact email** field.
    4. (Optional) Enter the phone number of the contact in the **Contact phone** field.
    5. (Optional) Choose a language from the **Contact language** drop-down.
    6. (Optional) Select a gender from the **Contact gender** drop-down.
5. Click the *Save* button.

## Edit a client

To edit a client or customer:

1. Click *Customers* on the *Administration* screen. This opens the *Customers* screen.
2. To edit a client or company, click the company's name you want to modify or click the edit icon [![edit.png](https://documentation.adhese.org/uploads/images/gallery/2024-06/scaled-1680-/0qpcu8CUmHUF5WHR-edit.png)](https://documentation.adhese.org/uploads/images/gallery/2024-06/0qpcu8CUmHUF5WHR-edit.png). The *Edit company information* screen opens:  
    [![Schermafdruk van 2024-10-28 10-27-40.png](https://documentation.adhese.org/uploads/images/gallery/2024-10/scaled-1680-/Y5FKYQvHdoVGz6SW-schermafdruk-van-2024-10-28-10-27-40.png)](https://documentation.adhese.org/uploads/images/gallery/2024-10/Y5FKYQvHdoVGz6SW-schermafdruk-van-2024-10-28-10-27-40.png)
3. Change any of the details.
4. Click the *Save* button.

## Delete a client

To delete a client:

1. Click *Customers* on the *Administration* screen. The *Customers* screen opens.
2. To delete a company, click the company's name you want to delete or click the edit icon [![edit.png](https://documentation.adhese.org/uploads/images/gallery/2024-06/scaled-1680-/IDBElMGCmr5txQbI-edit.png)](https://documentation.adhese.org/uploads/images/gallery/2024-06/IDBElMGCmr5txQbI-edit.png). The *Edit company information* screen opens.
3. Beneath the form, click the *Delete this company* button.