Today I am going to show you how to create a small module that submits results of Drupal user registration form to Hubspot. For those who doesn't know, HubSpot provides advanced targeting marketing and lead nurturing features. You can read more about it at their website: http://www.hubspot.com/

We will call our module hubspot_user.module. First of all we need to create admin configuration form where you can enter three things: