As Mr. Scott mentioned, Canada's anti-spam legislation governs everything to do with spam, email and text messages. The CRTC also deals with it, but with a different team than mine.
To answer your question, it always amounts to the same thing. Whether the fraud attempt is by means of a telephone call or in a written text message, the goal is the same, which is to obtain someone's personal information to sell it, or to use it to defraud someone or make money from it.