About: http://webisa.webdatacommons.org/91809820

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Since we generally do not require collateral or other security from advertising agencies, we establish a provision for doubtful accounts based upon estimates, historical experience and other factors
http://www.w3.org/ns/prov#wasQuotedFrom	sec.gov