About 12% of Canadian mortgages, mostly pandemic-era five-year fixed rates, face renewals with potential payment increases averaging 15%. Rising oil prices above $100 and global bond yields are driving inflation and borrowing costs higher, complicating the financial outlook. Homeowners should prepare early, manage debt, and maintain liquidity. Investors should focus on cash flow, diversification, and monitor housing, employment, and bank credit quality amid economic uncertainties.