Once-Insular City's Business Climate Warms to Outsiders -- and Green Shoots Are Starting to Show

On a recent morning at Zuma's Coffee Shop, an independently owned joint in the affluent Detroit suburb of Birmingham, a man in his mid 40s wearing jeans and a casual shirt sits in a windowless alcove hunched over his iPad, a BlackBerry on the table and a briefcase at his side. It's about 38 degrees, warm enough to melt the stubborn March snow cleaving to the roadsides -- sweater weather at worst for a native Michigander. Yet the man is clad in a down coat even inside the café.

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