Log in to YellowSchedule and under the ‘Settings’ menu click on ‘Install Code’
You should now see your business key (displayed as master key). Copy this text and head back to Drupal.
Download the YellowSchedule Drupal Module from the Drupal Website.
After logging in to your Drupal installation proceed to the Modules menu and click on ‘Install new module’ and you will be presented with options like below. Upload the file and click ‘install’. Once installed click “enabled newly added modules”.
Now click on the ‘Structure’ submenu followed by ‘Blocks’ and find the entry called “Yellow Schedule” and click “configure” like below.
Paste the YellowSchedule Business Key that you found earlier into the box and decide on how many days to display along with whether to display your name and photo in the widget. Finally click ‘Save block’ and you’re done!