SH 121 is the newest transportation ring of the ever-growing Metroplex. Compared to I-635 in its infancy, SH 121 will be one of the major economic drivers in Collin and surrounding counties. David Craig, CEO of Craig International, has referred to the area as the “golden acres” and frontage properties along SH 121 will prove that to be true.“The first big pop that really occurred, from Custer Road to [US] 75, was the Target development [McKinney Towne Crossing,]” said Ray Eckenrode of Appian Commercial. Story....