DDECONNECT [client links to ZP4.EXE] POKE [client promises to send records with address and city fields] POKE [client wants to get back the state and ZIP+4 code] REQUEST [client sends an address to ZP4.EXE] RESPONSE = CA & 95003-5007 [ZP4.EXE responds with state and ZIP+4 code] REQUEST [client sends an address to ZP4.EXE] RESPONSE = CA & 95003-3908 [ZP4.EXE responds with state and ZIP+4 code] REQUEST [client sends an address to ZP4.EXE] RESPONSE = CA & 95003-5007 [ZP4.EXE responds with state and ZIP+4 code] The complete list of DDE transactions recognized by ZP4.EXE is: Poke "InputOrder" Poke "OutputOrder" Poke "TimeLimit" Poke "StopCASS" Execute "Refresh" Execute "Freeze" Execute "StartCASS" Request "Data" Request "ErrorMessages" Request "AllOutputs" Request "Plus4Lookup"