Where are you in Ontario? You might check out
https://www.ucycle.com in Toronto. They usually have a number of 2 and 3 wheel bents which you can take out for a spin. That's where I started 15 years ago. I didn't buy from them, but found a small dealer in Orillia that sold Catrikes off his dining room table, literally. My "Expedition" is great for fully loaded touring, pulling a Bob trailer easily with all my gear. I just had to tweak the gears a little so I had a really good "low" for hill climbing. Good luck in your research. Mike