RANDY PENCH/rpench@sacbee.com

Burnie Lenau, foreground, who employs 35 people at his landscaping firm, Lawnman Inc., coaches Michelle Van Dyke in the fine points of pruning a tree this month at Women's Empowerment in Sacramento. "People think anyone can push a lawn mower," Lenau says. "It's a little tougher than that."

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