Sure, an outline of this 2000-word article would look something similar to this:

Guide to Properly Disposing of Paint Cans in Toronto

Introduction

An engaging and informative introduction about the importance of proper disposal of paint cans in Toronto.

The Importance of Proper Paint Disposal

Discussing the environmental hazards of improper disposal and the value of doing it the right way.

Toronto's Regulations for Paint Disposal

Specific rules and regulations in Toronto for the disposal of paint cans.

Donating Unused Paint

Explanation on how to find local community centers, schools or charities that may accept paint donations.

Recycling Centers

Providing a few names and locations of recycling centers in Toronto that accept disposed paint cans.

Household Hazardous Waste (HHW) Drop-off Events

The City of Toronto's regular collection events and how to participate.

Using a Private Hauling Company

Discussing the option of hiring a private waste company that deals with paint cans.

Garbage Disposal – If All Else Fails

The last resort option of garbage disposal and how to do it safely and in compliance with Toronto's regulations.

Doing a D-I-Y Treatment

Detailed guide for drying out latex paint cans so they can be disposed with regular garbage.

Final Reminders and Tips

Recap and additional tips about maximizing paint use and reducing waste.

Conclusion

Encouraging readers to commit to responsible disposal of waste paints for the benefit of the environment and the city of Toronto as a whole. Throughout the article, it's important to include the negative impacts of improper paint disposal to the local environment, Toronto's specific initiatives to manage hazardous household waste, and the responsibility of every citizen to participate in these efforts. I'd also recommend adding high-quality images and infographics where appropriate to make the article more engaging and easy to digest. Remember, your goal with this article is to inform and educate about safe paint disposal practices in Toronto, so ensure content is clear, concise, and actionable.