The Postal Service ( US ) has reported a loss of $ 2.3bn in its fiscal third quarter after a decline in the volume of mail shipments . USPS cites " certain major companies " forming their own delivery networks , generating " intense competition " . Amazon has been expanding its delivery service and has been increasingly expanding its in - house services as a result .
US Postal Service (USPS) has reported a loss of $2.3bn in its fiscal third quarter after a decline in the volume of package shipments. USPS cites "certain major customers" forming their own delivery networks, generating "intense competition". Amazon has been expanding its delivery service and has been increasingly using its in-house services as a result.