In my experience, a signature was not required. The item value was less
than $10, and it was delivered by a Canada Post employee who scanned the
package before he handed it to me.
As a Canadian collector of items that are primarily available from US
sellers, I've tried to give business to those who do not use the GSP,
however I have had one experience with the GSP (where the purchase price
of the item was so low that the incre...