The change to allow office instead of residential took place in 2015/2016 as part of a land use redesignation for the parcel. If I recall, the CA for Eau Claire was opposed to this, as the Eau Claire ARP was calling for more residential, and they were worried that allowing office would make the area more of a "dead zone" in the evenings and weekends.The council vote took place on March 7, 2016. It was item 7.14 for the meeting, and the minutes (with Video I believe) can be found here: