We have prepared the instructions for adding Canada Post shipping module. Please, do the following steps:
 
1. Download an archive at: http://www.viart.com/downloads/va_add_canadapost.zip.
2. Extract the 'canadapost.php' file into the folder 'shipping' of your shop.
3. Extract the 'va_add_canadapost.php' file into the root folder of your shop.
4. Run the script: http://www.example.com/va_add_canadapost.php in the Internet browser.
5. Delete the 'va_add_canadapost.php' file from the root folder of your shop.
6. Enter the Admin panel, go to Administration > Products > Shipping Methods and check if Canada Post Module has appeared in the listing under the name CanadaPost.
7. Set the main parameters for this shipping module and then configure the shipping methods.
 
With best regards,
ViArt Support Team