Add start_date to buildings on 8th Ave S between Weller and Lane
Add start_date to buildings around Spring and 8th
Add start_date to Ovation Towers
Add start_date to 307 Westlake N
Add start_date to Institute For Systems Biology
Add start_date to Allen Institute
Add start_date to Google Valley/Mercer
Add start_date to 520 Westlake N, Helm, Mera
Add start_date to El Rio, the Cosmopolitan
Add start_date to West Precinct
Add start_date to The Seattle Times, 1000 Lenora
Correcting start_date of Onni SLU
Add start_date to ōLiv Seattle
Add start_date to the Accolade
Add start_date to 7th & Columbia Building
Add start_date to Daniels Recital Hall