Costco: Earn 4X Aeroplan Miles

Deal Link: https://www.costco.ca/aeroplan.html?&EMID=CA_EN_2017_0710_4x_Aeroplan
Expiry: Jul 11, 2017

You can earn 4X Aeroplan miles for every dollar spent on Costco.ca. This offer is valid on Jul 10 and Jul 11.