What's up Ray ! You're one of the best people on the site ! Don't go ! We'll all miss your wit badly ! :( Anything we can do to help you out?
I like your creative thinking, keep coming up with ideas like that, and eventually you will hit the jackpot.
As a parent, I would have some safety concerns about putting my daughter on a lawnmower... Also riding a bike in tall grass is sometimes hard work.