# FAQs

Source: https://developer.avalara.com/vat-ecom/designing/design-the-ux-faqs/

This section provides answers to common questions that users face when designing the user experience.

[![Closed](https://avalara-devdocs-prod.mcoutput.com/vat-ecom/Skins/Default/Stylesheets/Images/transparent.gif)What should my administration and utilities UI look like?](javascript:void\(0\);)

Your UI should include elements for the **Settings** window of your integration.

![](https://avalara-devdocs-prod.mcoutput.com/vat-ecom/Resources/Images/DevDot/avatax_settings_471x285.png)  

[![Closed](https://avalara-devdocs-prod.mcoutput.com/vat-ecom/Skins/Default/Stylesheets/Images/transparent.gif)What should my item/charge integration UI look like?](javascript:void\(0\);)

Your item/charge integration screen should provide information on what you're selling (with lookups) and how those items are associated with items in AvaTax.

![](https://avalara-devdocs-prod.mcoutput.com/vat-ecom/Resources/Images/DevDot/item-charge-integration_483x445.png)