Assertion: post office's service | /r/HasProperty | offered by the usps
Facets:
Source sentences:
text: Postal address verification tools and services are offered by the USPS and third party companies to help ensure mail is deliverable by fixing formatting, appending information such as ZIP code and validating the address is a valid delivery point.
text: The primary service offered by the USPS is the mailing of letters and parcels.