Common Credit Traps That Catch First-Year Students: Cash Advances, Minimum Payments and Store Cards
By Muntasir • Published Jul 24, 2025 • Updated Sep 20, 2026 • Money & Budgeting, Canadian Universities & Colleges
Cash advances, minimum payments and impulsive store card sign-ups cost first-year students the most in avoidable interest. Each one looks manageable at first and compounds fast once you understand the real cost.
💵 Cash advances charge interest from day one, with no grace period, often at 22.99% to 27.99%, plus a fee per withdrawal.
Paying only the minimum on a card balance at 20% or more interest keeps you in debt for years and adds hundreds of dollars in interest.
Store cards offered at checkout often carry rates near 28.99% to 29.99%, higher than most standard credit cards.
⏱️ Interest on cash advances and unpaid balances compounds daily, so the amount owed grows every day, not only once a month.
Cash advances: interest with no grace period
A cash advance is any time you use your credit card to withdraw cash, pay another card's balance, buy foreign currency or send an e-transfer through the card. Unlike a regular purchase, a cash advance gets no grace period. Interest starts accruing the moment the transaction posts, calculated and compounded daily, at a rate often between 22.99% and 27.99%. Most issuers also charge a flat fee or a percentage of the amount withdrawn on top of that interest, as explained in the RBC guide to cash advances .
Treat a credit card cash advance as a last resort, not a substitute for a bank account withdrawal or an e-transfer from your own chequing account. The daily compounding means the true cost grows the longer you carry it, unlike a regular purchase balance that at least started with a grace period.
Minimum payments: the slowest and most expensive path
Your statement's minimum payment keeps the account in good standing. It is not designed to pay off your balance in a reasonable time. Paying only the minimum on a balance carrying a 19.99% to 25.99% rate stretches repayment out for years and adds hundreds of dollars in interest beyond the original amount, since most of each minimum payment covers interest first and only a small part reduces the principal.
Pay more than the minimum whenever you have room in your budget, even by a small amount. An extra $20 to $50 a month on a student-sized balance cuts both the payoff time and the total interest by a wide margin.
Store cards: a discount today, a rate problem later
Retail store cards, pitched at checkout with a one-time discount, commonly carry some of the highest interest rates on the market, often in the 28.99% to 29.99% range, well above a typical bank credit card. The one-time saving on a purchase disappears fast if you carry any balance past the due date.
If you want the discount, check whether it applies without opening the card, or plan to pay the full balance the same billing cycle and never carry it. Opening several store cards in one shopping trip also adds multiple hard inquiries to your credit file at once, which lenders read as a sign of financial stress.
The pattern behind all three traps
Each product is marketed as convenient or rewarding at the point of use, not at the point you pay it back.
All three carry above-average interest rates compared to a standard card used for regular purchases.
Daily compounding means a small balance left unpaid for months costs more than the sticker interest rate suggests on its own.
The fix in each case is the same: read the rate before you tap, and pay the statement in full when you have the money.
What to do instead
Keep a small buffer in your chequing or savings account so you never need a cash advance to cover cash flow. Set up automatic payment for the full statement balance where your bank allows it, rather than the minimum. Skip a store card discount if you cannot clear the full balance that same billing cycle, and check your Equifax or TransUnion file periodically to catch any card you forgot you opened.