Do you have any toilet training cat sucess stories you would like to share with me?

I need some real testimonials and recommendations because I’m adopting a 1 year old cat soon, and my dog is a litter box scavenger, so a box just isn’t going to work for us. *Only real-life testimonials please* No salespeople. I want true stories cheap prescription drugs of toilet training!
Toilet training as in going to the bathroom in the toilet, literally. ( I don’t mean LITTER BOX)