# Carry Forward Lot Nos

YouTube: [How to Enable the Carry-Forward of Lot Numbers in Sale Bill ?](https://www.youtube.com/watch?v=BdWxMx9hRJw)

## How to Enable the Carry-Forward of Lot Numbers in Sale Bill?

 In this tutorial, we will guide you through the process of enabling the **Carry Forward Lot Number** feature in Logic ERP, ensuring a seamless billing process.

### Functionality by disabling the Feature.

* Open **Sales Voucher Configuration** from the main menu.
* Select the relevant **Billing Series**.
* Locate the option **Carry Forward Lot Number** and keep it **disabled** for now.
* Proceed with billing to observe the impact—each time you enter a new line item, the system prompts a **Lot Search Window**, requiring manual selection.

### Functionality by **Enabling** the Feature.

* Now, go back to the **Sales Voucher Configuration** and enable the **Carry Forward Lot Number** option.
* Save the configuration and return to the billing screen.

<figure><img src="/files/r2cOgZmrlZNmyVSHybRo" alt=""><figcaption><p>Let's enable this feature to analyze its impact.</p></figcaption></figure>

### **Observing the Effect in Billing:**

* With the feature enabled, the **lot number** from the previous entry is automatically carried forward to the next line, eliminating the need for manual selection.

<figure><img src="/files/3ab6KN5mY0DcNaUbo5YG" alt=""><figcaption><p>As you can see, all LOT numbers have been successfully carried forward.</p></figcaption></figure>

This feature enhances efficiency by **reducing manual input** and ensuring a smoother billing process.


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