International Economy letters
The Economy letter is the most affordable mailing method and suitable for messages that are not so urgent. It is suitable for sending customer letters, information bulletins and invoices.
Use the Economy letter when you want
If the address is incorrect, the Universal Postal Convention guarantees address clarification for the item in the destination country and delivery to the recipient's valid mail address without extra charge. If address clarification yields no results, the destination country returns the letter to the Finnish address indicated in the sender details on the envelope free of charge.