Northbrook, IL-based The Jaffe Companies, a Midwest retail developer, continues to progress on construction and leasing at The Arboretum of South Barrington, located on 85 acres at the northeast quadrant of Higgins Road and Hwy. 59 at the I-90 interchange in South Barrington, a northwest Chicago suburb. The $200 million, 600,000-square-foot open-air lifestyle center is scheduled for completion of its 350,000-square-foot phase one this fall.