[ebiester]

Your grandfather, while not educated, likely had his wits about him.

Cleaning lawns often requires average intelligence. If I have to tell the person common sense things and basically supervise the work (people with this intelligence often don't adapt well to change, the kind of change required for each customer) and will tend to be slower and require tasks to be broken down for them. You don't want to have someone completely break down when you send them to the store and the brand you specify isn't available.

From people I've seen, they're already barely functioning in jobs. As the job market gets tighter, many of these people have been pushed out. Some have had advocates able to argue them on to disability, but others haven't.

You could do this. I could do this. But you're overestimating the capacity of 10% of Americans, perhaps as much as 15-20% of Americans.