# How can I set up Conditional Logic for options?

You can show or hide custom options based on predefined conditions with our app's Conditional logic feature:

* [Conditional logic between Avis option & Avis option ](https://options-docs-v2.avisplus.io/building-options/conditional-logic/conditional-logic-option-b-shows-if-option-a-is-selected)
* [Conditional logic between Avis option & Shopify option ](https://app.gitbook.com/o/yzs8lHCFGNwnZ6KiFt9X/s/3ClFZbSMFYUfUOKXAOru/~/changes/119/app-features/conditional-logic-avis-and-shopify)