The TD Bank Student Spending Survey found that 63% of Canadian post-secondary students now use budgeting apps or formal tracking tools, up from less than half three years ago. The shift matters because by the time you get your first full-time paycheque, the habits are already locked.

Here are seven behaviours to lock in now, ordered by impact.

1. Track every dollar for three full months before you start working.

Download YNAB, Mint, or use a shared Google Sheet. Log rent, groceries, transit, subscriptions, coffee, everything. Know your baseline burn rate before income arrives. Most new grads underestimate monthly spending by $400 to $700 because they've never tracked a full cycle that includes irregular costs like winter boots, birthday gifts, or a sudden dental bill. Three months gives you seasonal coverage.

2. Open a Tax-Free Savings Account the week you turn 18.

Not when you have money to invest. The day you're eligible. Your TFSA contribution room accumulates every year whether you use it or not, and unused room carries forward. A Canadian who turns 18 in 2026 gets $7,000 in new room that year. If you wait until you're 25 to open the account, you'll have seven years of accumulated room (roughly $49,000 by then), but you'll have missed seven years of tax-free compounding. Even $50 a month starting at 18 beats $500 a month starting at 25 over a 30-year horizon.

3. Set up direct deposit to split your paycheque three ways automatically.

Before your first real paycheque clears, arrange the split with your employer's payroll department: 70% to chequing for rent and living costs, 20% to a separate high-interest savings account you do not link to a debit card, 10% to your TFSA. Most payroll systems support this. You will not miss money you never see in your main account. Manual transfers fail because willpower is a bad budget tool.

4. Negotiate your salary before you accept the offer, not after you start.

Canadian new grads leave an average of $3,200 on the table by accepting the first number. Compounded over three years it adds up to $10,000 in cumulative lost income. Practice the script: "I'm excited about the role. Based on the responsibilities and my research into comparable positions, I was expecting a range of [15% above their offer]. Is there flexibility?" Silence after you say the number. Do not fill it. Half the time they move. Always.

5. Learn the difference between federal and provincial student loan interest before your grace period ends.

Federal student loans in Canada are interest-free as of 2026. Provincial portions of integrated loans, like those in Ontario, still accrue interest during the six-month grace period after graduation. A $28,000 combined loan might be split $18,000 federal (interest-free) and $10,000 provincial (accruing at 3.95%). If you make lump-sum payments during grace, direct them to the provincial portion. Most loan servicers apply payments proportionally by default, which costs you money.

6. Buy used or rent textbooks, then spend the savings on one professional certification.

The average Canadian undergraduate spends $1,200 a year on textbooks. Cut that to $400 by using the campus library's reserve copies, renting through services like Campus Book Rentals, or buying previous editions. Take the $800 difference and put it toward Excel training, a Google Analytics certificate, or an industry-specific credential. Employers scan for those. Nobody asks about your textbook budget.

7. Ask one working professional in your field what their biggest money regret from their first job was.

Not their success. Their regret. You want the $4,000 car lease they're still bitter about, the condo they bought in a market peak, the credit card they maxed furnishing an apartment. Specific mistakes, named and dated. That conversation is worth more than any financial literacy webinar.

The "getting serious" part is about setting up the tracking tools and the automatic splits before the income starts, so that when it does, the system runs itself.