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# I’ve completed a certain part of the job and I want to invoice my customer for it. Can I do this in Zoho Books?

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Yes, you can can invoice your customer for partial completion of a project. Here’s How:

*   Go to the **Invoices** module.
*   Create a new transaction or edit an existing one.
*   In the **Item Details** section, click the **More** icon (⁝) next to the line item you have added.
*   Select **Show Additional Information**.
*   Select the project from the _Select a project_ drop-down.
*   After entering all the other required details, save the transaction by clicking **Save**.

You can also bulk associate projects to multiple line items.

To bulk update:

*   Navigate to the **Sales** module and choose _Invoices_.
*   Click **\+ New** in the top right corner of the page.
*   Enter the required details.
*   Click the **Bulk Update Line Items** in the _Item Details_ table.
*   Choose **Bulk Update Line Items**.
*   Click **Update Projects**.
*   Select the projects to update from the _Projects_ dropdown.
*   Click **Update**.

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