Your credit card works hard – but is it working smart? For most Canadians, that first piece of plastic sitting in your wallet is leaving money on the table. The savviest cardholders know that strategically adding a second credit card isn't about doubling your credit; it's about eliminating the blind spots in your debt repayment or rewards strategy.

Adding the right second card doesn't complicate your finances, it completes them. But finding the right card can be challenging. Here’s how to find the best second credit card for your needs (and how to tell if you should consider one).