About: http://webisa.webdatacommons.org/412214241

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	he customer for signature a written contract or work order that states the total cost, including parts and materials listed with reasonable particularity and any charge for an estimate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com