# Binary option input

## Add a binary option box input

1. Open an existing [application ](https://docs.novacura.com/flow-connect/working-with-connect/create-and-design/applications/create#create-application)or create a new one in an [application package](https://docs.novacura.com/flow-connect/working-with-connect/create-and-design/application-packages) and open it in the Designer.

   1. Add a User step. 
   2. Add a Binary option input. 
   3. In the Target Variable, write "under50".
   4. Under Appearance, in Option 1 Text, write "I am under 50 years old".
   5. In Option 2 Text, write "I am 50 years old or older".
   6. Under Behaviour, set the Option 1 Value to "yes".
   7. Set the Option 2 Value to "no".
   8. Set the Default Value to {"yes"}.
   9. Click the **Play** button in the top right-hand corner to run the application in diagnostic mode.

   <figure><img src="https://1716064794-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIIgl6sNaTky0iALxYWHH%2Fuploads%2FLT5ava5Vy56QbL4gRbVc%2Fcheckbox.png?alt=media&#x26;token=dbd9756c-0749-47c1-80c3-1aa3f938176b" alt=""><figcaption></figcaption></figure>
2. Go back to the Designer.

   1. In the Condition To Hide, write “{userId = “*your user id”*} *(the user Id you log in to Connect with)*
   2. Run the application in diagnostic mode again.

   <figure><img src="https://1716064794-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIIgl6sNaTky0iALxYWHH%2Fuploads%2F30JbA6gLpdXaMHuSOvLR%2FWith%20border.png?alt=media&#x26;token=589bec14-8458-499f-ac8b-73b3da8387ab" alt=""><figcaption><p>The options are now hidden since the condition is fulfilled.</p></figcaption></figure>