There can be several reasons why a real estate property might not sell in Canada. Some of the common reasons are:

1. Overpricing: One of the main reasons why a property might not sell is because it is priced too high. If the property is not priced according to the current market conditions, it might not attract potential buyers.

2. Poor condition: Another reason why a property might not sell is because it is in poor condition. If the property requires a lot of repairs or renovations, it might not be attractive to potential buyers.

3. Location: The location of the property can also be a major factor in why it is not selling. If the property is in a less desirable area or in an area with high crime rates, it might not attract many buyers.

4. Lack of marketing: If a property is not marketed effectively, it might not attract potential buyers. It is important to have a good marketing strategy in place to attract potential buyers.

5. Financing: If the property is difficult to finance, it might not attract many buyers. This could be due to high mortgage rates or strict lending requirements.

6. Market conditions: Sometimes, a property might not sell due to external factors such as a slow real estate market or a recession.

7. Legal issues: If there are any legal issues with the property such as disputes over ownership or liens, it might be difficult to sell the property.

Overall, it is important to address any issues that might be preventing a property from selling and work with a real estate agent to come up with an effective strategy to attract potential buyers.