Originally Posted by
Havplenty
the flat rate envelopes for canada are $12.95 (i double-checked the website). i have used the legal sized envelope and stuff it up to the 4 pound max limit. there is no delivery confirmation for international shipping so you just pay the flat rate envelope shipping cost for international shipping which is the cheapest way.
you can purchase a "certificate of mailing" though and it counts like a receipt.
I was also told that the padded envelopes are no longer the Flat rate price, that they will go by weight now! Also if under 4 pounds First class is cheaper!