if you look it up on their website it explains that they do go door to door and call you, plus it explains the canadian community health survey with example questionaires, its purpose and how you were randomly selected.

thanks

-  not  yet  sure , but  some  lady  coming  around  the  neighbourhood  leaving    notes  on the front  door  " claiming"  to  work   for    stats  canada ??   apparently  need  to  interview  the   family  for  some  weird  "  health  survey " ???    NEVER   heard  of  this in my  life.    i  know   stats  can  does  NOT  go  door  to  door as well............