Bob Crewe is an expert on garden tillers, but when he needed one at his suburban Chicago home, he rented it. That's about to change. "This might be the season when I finally pick one up," said Crewe, ...

To start with, there are three main categories of tillers: cultivators, front- or mid-tine and rear-tine. Cultivators are lightweight and easy to manipulate for light--duty work. “Usually cultivators ...