 In 1974, he moved to Milwaukee, Wisconsin, and settled there where he ran his own small laundry and tailoring businesses including the "Revival Center Shoe Repair and Shine Parlor" in the Sydney Hih building.Blackmon created large handwritten signs which he displayed to warn society of the consequences of sinning.Using house paint, he increasingly embellished his signs with imagery including biblical scenes and symbols of deliverance and retribution, along with visual commentary on social marginalization.