Save your rejections so that later when you are famous you can show them to people and laugh.
I don't think I've ever seen pie advertised. That's how you know it's good. They advertise ice cream and other desserts. They advertise the bejeezus out of yogurt, but I haven't seen one pie commercial.
The biggest problem with dyslexic kids is not the perceptual problem, it is their perception of themselves. That was my biggest problem.