You can start a business in Canada within your budget by creating an online store on platforms like Shopify to sell products.

Start working as a freelancer and offering writing, programming, graphic design, or digital marketing services.

You can also start your career in consulting services, you need to have a expertise in a specific skill, start this service for businesses. 

Next Idea: Start a food truck. If you are good at cooking, you can convert a truck into a kitchen on wheels and serve your specific dishes. 

Another business idea is to become a personal trainer, like a certified fitness trainer, and provide personal or virtual training sessions.

The next business idea is to become a tuition teacher if you have excellent knowledge about a particular subject to start this business.

In Canada, you can also start a business selling handmade things through online platforms if you have crafting skills

With a budget of $50,000, you can start a business providing cleaning services in Canada, including commercial and residential cleaning. 

You can also start a business providing pet services to pet owners who need assistance, such as dog walking, grooming, or pet sitting.

Another business idea is event planning; if you have planning and decoration skills, you can start a business.  

If you have the potential to attract people to your content, you can start a YouTube channel and launch an AppLock podcast on a topic.