WehavereceivedyourenquiryofOctober15_____welearnthatyouareinterestedinourSewingMachines.
Thereisalwaysagreatdemandforyourgoodsiftheyareofgoodqualityandcompetitive____prices.
Whenthesellerreceivesthebuyer’scounter-offer,andhefindssometermsandconditionsunacceptabletohim,hewillstatehisownopinionsinaletter,whichiscalledas_____。