Get your passport, credit or debit card ready, and read the help document. To complete the form, you will need your passport, a credit card, and an email address.You must also answer a few questions. This article covers the Electronic Travel Authorization (ETA) process for Canada, including instructions on how to apply for the travel document. In order to apply for eTA Canada, you will be required to provide a number of documents. Visit the Canada eTA application website and fill in the form to apply online. Double-check your details are correct before submitting the form. Applying for an eTA is an easy online process. Applicants will need a valid passport, a credit card, and an email address to receive their eTA approval. The application process is simple: you need a valid passport, email address, and a payment card.