Configure mailing settings for dunning letters for a customer /visma-net-erp/help/customer-ledger/manage-customers/configure-mailing-settings-for-dunning-letters-for-a-customer section If you want to make settings for dunning letter mailing for more than one customer, you can do this in the Customer classes (AR201000) window. 2026-02-19T17:09:06+01:00 # Configure mailing settings for dunning letters for a customer If you want to make settings for dunning letter mailing for more than one customer, you can do this in the Customer classes (AR201000) window. For more information: [Customer classes (AR201000)](/visma-net-erp/help/customer-ledger/customer-ledger-windows/customer-classes-ar201000/). ## Before you start If you want to make settings for dunning letter mailing for more than one customer, you can do this in the [Customer classes (AR201000)](/visma-net-erp/help/customer-ledger/customer-ledger-windows/customer-classes-ar201000/) window. See: [Set up dunning letter mailing for a customer class](/visma-net-erp/help/customer-ledger/customer-classes/set-up-dunning-letter-mailing-for-a-customer-class/). 1. In the **Customer number** **Class ID** field, select the customer for which you want to configure the mailing. 1. Go to the **Mailing settings** tab. 1. In the **Mailings** table, click ![icon-add](/media/visma-net-erp/icon-add.png) to add a new role. 1. Select **DUNNINGLETTER**. 1. In the **Email account** column, select the e-mail account you want to use as your sender address. 1. In the **Report** column, select the report you want to use to generate the dunning letter document, which will be sent as an attachment. 1. In the **Notification template** column, select the **DunningLetterNotification** template, which will be the template for the body of the email. 1. In the **Format** column, select the attachment format. If the format you specify here is different from a contact's format preferences, the system will use the contact's preferences. 1. Select the **Active** check box for the mailing. 1. In the **Recipients** table, click ![icon-add](/media/visma-net-erp/icon-add.png) to add a new row. 1. In the **Contact type** column, select **Invoicing**. In the [Customers (AR303000)](/visma-net-erp/help/customer-ledger/customer-ledger-windows/customers-ar303000/) window on the **Invoicing settings** tab, you can see the name of the dunning letter recipient in the **Attention** field. 1. Click ![icon-save](/media/visma-net-erp/icon-save.png).

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