Choose an AIR MILES credit card with the highest earn rate in categories where you spend the most, as long as you can earn enough MILES to more than offset any annual card fee. Adjust your shopping habits to prioritize AIR MILES partners over non-partners, whenever possible. Double up the MILES when you open an AIR MILES account and present the membership card in addition to your AIR MILES credit card when making a purchase at an AIR MILES partner. Take advantage of Bonus MILE offers at participating stores, as well as the annual AIR MILES Shop the Block event, and various Mega Miles events throughout the year. Bank of Montreal offers banking packages that earn AIR MILES with your debit card. Finally, if you have a good credit score, you can open various credit cards to take advantage of their AIR MILES welcome offers.