InterFAX enables you to send faxes directly from your Box account. Do the following to send faxes from Box:
Install the InterFAX Application in Box
- Login to your Box account
- Go to the InterFAX application
- Click on Add and on the popup message click Okay
Send Faxes from Box
Go to the file you want to fax -> right click on the file line -> more options -> select the "Fax with InterFAX" option.
Check out Supported File Types.