# Data Entry

<figure><img src="/files/mfns5sfWfNWuVDsHtIAL" alt=""><figcaption></figcaption></figure>

* **Customer Return Number Prefix**: allows to set customer return number prefix (Ex: RMA-).
* **Allow Custom Rma Number**: whether a custom RMA number could be entered during data entry.
* **Duplicate Sku Behaviour**: duplicate SKUs line dehaviour.&#x20;
  * Allow - allows duplicates
  * Warning - will present a prompt warning of a duplicate
  * Prevent - will error on attempt to create a duplicate

{% hint style="info" %}
Notice: Click 'Save' to implement changes.&#x20;
{% endhint %}


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