How to Submit an application for a Canada ETA Without Hassle
http://thecoolcanadianetablog7325.jigsy.com/entries/general/making-an-application-for-a-canada-eta-easily
Just before visiting Canada, you need to submit an application for the Canada eta. If you're taking a flight to the country, you'll have to show the ETA. It is the short-term for Electronic Travel Authorization,