We're sorry we weren't able to clean your offices last night...
This leaflet explains that the janitors in five downtown buildings stopped work in November 1989 to protest illegal firing and unfair conditions under the NLRA. The leaflet emphasizes that the workers oppose their employers, NOT the customers (building tenants) and asks for their support.
SEIU Local 399, “We're sorry we weren't able to clean your offices last night...,” Justice for Janitors History Project, accessed May 23, 2013, http://socialjusticehistory.org/projects/justiceforjanitors/items/show/247.