As a customer, you have free access to all guides, answer keys, lesson plans, and other teacher resources available in the “Library” section of our loyalty program, e-vocación. If you haven't registered yet and already use our projects, you can easily do so through our website: https://www.e-vocacion.es/.  

If you're not yet a customer, you can contact our commercial department through the form at the end of this FAQ section. Select the option “Commercial Assistance to learn more about our materials and the services Santillana offers you.