Aeroplan started as Air Canada's frequent flyer program and has matured into a full featured loyalty programs with hundreds of partners. CIBC has been the banking partner for many years which means it can offer its customers Aeroplan points for using a credit card, getting a mortgage, etc.
The CBC is reporting that CIBC may be looking to create its own loyalty program and that TD may have bid $100M to become the new Aeroplan banking partner.