Finding a promising investment feels productive. Setting up an automatic contribution or checking account fees rarely gets the same attention. Yet those quieter decisions can shape how much wealth you actually build—and how much you keep. For Canadian investors, there’s another layer. Choosing investments matters, but so does understanding your TFSA, using registered accounts thoughtfully and avoiding tax mistakes that undo your progress.
I think good investing habits earn their place by making better decisions easier to repeat. Especially when money is tight, markets are falling or something exciting is tempting you away from your plan. Here are ten habits I’d focus on. You could reasonably rank them differently, but I’ve put the ones that help keep an investing plan alive closest to #1. Affiliate disclosure: OutsiderTrading.ca may earn a commission if you open an account through a Qtrade banner, at no additional cost to you.
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#10 — Research Before You Buy
What It Means
Understand what you’re buying, how it might earn money and what could go wrong. For an ETF, that includes its holdings and strategy.
Why It Matters
A rising share price tells you what buyers have recently paid. It doesn’t explain whether the investment deserves a place in your portfolio.
Put It Into Practice
Write down your reason for buying, the main risk and what would change your mind. “Someone online expects it to double” probably needs more work.
My Take
I want research to give me a reason I can revisit when the price moves against me.
#9 — Give Your Money a Job
What It Means
Connect each pool of money to a goal and a rough withdrawal date.
Why It Matters
A house down payment needed in two years faces a different problem than retirement money invested for decades. Your timeline should influence how much uncertainty you can accept.
Put It Into Practice
Ask: “What happens if this investment falls sharply just before I need the money?” That question can reveal a mismatch between an exciting investment and a practical financial goal. You can explore different retirement savings scenarios with our Canadian Retirement Calculator. Its illustrative projections exclude taxes, CPP, OAS and employer pensions.
#8 — Check the Full Cost of Investing
What It Means
Review fund expenses, trading commissions, account charges and currency conversion costs. An ETF’s management fee alone doesn’t tell the whole story; check its ETF Facts document.
Why It Matters
Using hypothetical MERs, 0.25% of a $50,000 balance is approximately $125 annually. At 2%, it’s $1,000, assuming an unchanged balance. That difference leaves less money invested.
Put It Into Practice
Compare investments offering similar exposure, then ask what any extra cost buys you.
My Take
I’m comfortable paying for value. I want to understand what I’m receiving.
#7 — Look Through Your Holdings
What It Means
Check the businesses, sectors and countries underneath your stocks and ETFs.
Why It Matters
Owning several funds doesn’t automatically spread your risk. They may hold many of the same companies. Diversification depends on the underlying exposure.
Put It Into Practice
Compare your funds’ largest holdings. Then consider how much of your portfolio depends on similar economic conditions. A Canadian investor holding several bank stocks and a Canadian dividend ETF should check for overlap before assuming another ticker adds meaningful diversification.
#6 — Keep Your Own Contribution Records
What It Means
Track registered-account contributions instead of relying entirely on an online balance.
Why It Matters
CRA says TFSA information isn’t updated immediately. Ordinary withdrawals generally return as contribution room on January 1 of the following year. Replacing them sooner requires other available room.
Put It Into Practice
Keep one record covering every TFSA you hold. Record contributions and withdrawals, and reconcile them with your financial institutions’ statements.
My Take
This is a small administrative habit with a useful payoff: fewer avoidable mistakes while you concentrate on investing. Our TFSA Contribution Room Calculator can help organize an estimate using your records. Verify the inputs and available room before contributing.
#5 — Choose Accounts With Purpose
What It Means
Think about account selection alongside investment selection.
Why It Matters
Deductible RRSP contributions can reduce income tax, while withdrawals are generally taxable. An eligible first-time homebuyer’s FHSA contributions are generally deductible, and qualifying withdrawals are tax-free. These features serve different purposes.
Put It Into Practice
Compare your goals, eligibility, contribution room, current tax situation and expected withdrawal needs before deciding where new money belongs.
My Take
“Always use this account first” is often too broad. The useful question is which account fits the money’s intended job.
#4 — Schedule Reviews Before Headlines Schedule Them
What It Means
Review your portfolio at planned intervals rather than treating every market story as a reason to act.
Why It Matters
Holdings can drift away from your intended mix as prices change. Rebalancing brings that mix back toward your plan, although transaction costs and tax consequences deserve consideration.
Put It Into Practice
During a scheduled review, check allocation, concentration, costs and changes in your circumstances. New contributions may help address an imbalance without selling.
My Take
A review can end with no trades. Sometimes confirming that the plan still fits is enough.
#3 — Protect Your Portfolio From Everyday Emergencies
What It Means
Maintain accessible emergency savings outside investments you may need years to recover their value.
Why It Matters
An unexpected bill or income interruption can force an investment sale at an inconvenient time. FCAC identifies emergency savings as a way to handle unexpected expenses without falling into a debt cycle.
Put It Into Practice
Consider your essential expenses, income stability and household responsibilities when deciding on a buffer. Building it gradually still counts.
My Take
Cash has a role. It can give the rest of your portfolio time to do its job.
#2 — Make Contributions Repeatable
What It Means
Build investing into your cash flow, with contributions you can realistically sustain.
Why It Matters
When you’re building toward your first $100,000, the amount you add deserves serious attention. An extra $100 every two weeks means $2,600 in annual contributions across 26 payments, before any investment gains or losses. That’s progress you don’t need a market forecast to calculate.
Put It Into Practice
Consider automating an affordable amount after payday. Verify contribution room and check whether the money is actually invested; some transfers simply leave cash in the account.
Revisit the amount when your finances change.
#1 — Decide How You’ll Behave Before Markets Test You
What It Means
Create a plan for difficult conditions while you’re calm enough to think clearly.
Why It Matters
A portfolio can look comfortable during a rising market and feel very different after a sharp decline. Panic-selling and chasing recent winners can pull decisions away from your goals.
Put It Into Practice
Write down your intended allocation, acceptable risks and reasons you would sell. Distinguish a weaker business from a lower share price. If the potential losses feel unmanageable, reconsider the risk before a decline forces the issue.
My Take
Staying invested requires a portfolio you can afford—and tolerate—holding through uncertainty.
The Outsider Take
What I like about these habits is that you can work on them without knowing where markets are going next. I’d start with whichever weakness creates the most friction today. Maybe contributions keep getting postponed. Maybe you don’t know your fees. Maybe your portfolio depends on more risk than you’re comfortable admitting. You don’t need to fix everything this afternoon. You need a process you can keep improving as your money and responsibilities grow. Build a portfolio that fits your life, and habits that give it time.
Build a portfolio that fits your life, and habits that give it time.
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This article reflects my personal views for educational purposes and is not financial advice. Examples are illustrative; investments can lose value.
Sources
CRA: Calculate your TFSA contribution room
CRA: Registered Retirement Savings Plan
CRA: FHSA contribution deductions
CRA: FHSA withdrawals and transfers
Canadian Securities Administrators: Types of fees
Investor.gov: Asset allocation, diversification and rebalancing
