Carl, I've been using a mobility scooter for about 9 years now and I would definitely recommend a 4 wheeler. I've used both and I found the 3 wheeler was less stable. I'll send you a PM with more info, my email address and a personal deal you can't refuse.
(No horse heads in your bed involved)
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ARE VILLAGERS OLD OR ARE THEY RECYCLED TEENAGERS
At my age rolling out of bed in the morning is easy.
Getting up off the floor is another story.
"SMILE... TOMORROW MAY BE EVEN WORSE!"