To set the sent e-mail store protocol and host in environment.properties Open the $LACFGDIR/environment.properties file in a text editor. Add the following parameter for the sent e-mail store protocol: com.lawson.mail.store.protocol=protocol where protocol is a store protocol, such as imap for Internet Message Access Protocol (IMAP). Add the following parameter for the sent e-mail store host: com.lawson.mail.protocol.host=host For example, com.lawson.mail.imap.host=exchange.acme.com