Can combine shipping if you buy multiple cards. 

CANADA: $0.50 for each additional card up to 20. 

UNITED STATES/INTERNATIONAL: $1 for each additional card up to 20. 

Tracking required for items over $50 

Note that due to recent issues with Canada Post, items that are not tracked to USA/International has been experiencing higher than normal delays. Tracking is not included in regular lettermail - if you want tracking please reach out and I can provide an updated rate. Thanks!