March 16, 2026 | Tips For Landlords
5 Costly Mistakes New Landlords Make in Ontario

Investing in rental property can be a great way to build long-term wealth. However, many first-time property owners underestimate how complex being a landlord can be.
Ontario has strict landlord-tenant regulations under the Residential Tenancies Act (RTA), and even small mistakes can result in financial loss, legal issues, or months of stress.
If you are new to the rental market, understanding common Ontario landlord mistakes can help you avoid costly problems and protect your investment.
Below are five of the most common mistakes new landlords make in Ontario.
1. Not Screening Tenants Properly
One of the biggest mistakes new landlords make is rushing to fill a vacancy without properly screening tenants.
A bad tenant can lead to:
- Missed rent payments
- Property damage
- Legal disputes
- Long eviction processes
Proper tenant screening should always include:
- Credit checks
- Employment verification
- Income verification
- Previous landlord references
Skipping these steps may save time initially, but it can cost thousands of dollars later.
2. Not Understanding Ontario Landlord-Tenant Laws
Many first-time landlords are unaware of how strict Ontario’s rental regulations are.
Under the Residential Tenancies Act, landlords must follow specific rules regarding:
- Rent increases
- Evictions
- Maintenance responsibilities
- Notice requirements
Using the wrong forms or failing to follow legal procedures can cause eviction applications to be dismissed by the Landlord and Tenant Board (LTB).
Understanding these laws is essential to avoid legal trouble and delays.
3. Pricing the Rent Incorrectly
Setting the wrong rent price can hurt landlords in two different ways.
If rent is too high, the property may sit vacant for months.
If rent is too low, landlords lose potential income over time.
The best way to price a rental property is to analyze:
- Comparable rentals in the neighborhood
- Market demand
- Property condition and amenities
- Current rental trends
Accurate pricing helps attract reliable tenants faster and reduce vacancy periods.
4. Ignoring Maintenance and Property Inspections
Rental properties require ongoing maintenance.
Some landlords try to delay repairs to save money, but this often leads to bigger problems later.
Common issues that must be addressed quickly include:
- Plumbing leaks
- Heating problems
- Electrical issues
- Safety devices such as smoke alarms
Regular inspections and proactive maintenance help protect both the property and the landlord from liability.
5. Trying to Manage Everything Alone
Many new landlords underestimate how much time property management requires.
Managing a rental property involves:
- Advertising the unit
- Screening tenants
- Preparing lease agreements
- Collecting rent
- Handling maintenance
- Responding to tenant concerns
- Following Ontario rental laws
Trying to manage everything alone can quickly become overwhelming, especially for landlords with multiple properties.
Professional property management can help reduce stress, protect your investment, and ensure legal compliance.
Final Thoughts
Owning a rental property in Ontario can be a profitable investment, but avoiding common Ontario landlord mistakes is essential for long-term success.
With the right preparation, tenant screening, and legal knowledge, landlords can minimize risks and create a stable rental experience for both themselves and their tenants.
If you need professional support managing your rental property, working with an experienced property management team can make the entire process smoother and more efficient.
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