... There is an online help command. ... The help menu consists of any files in the directory specified by the entry help in the environment file, so for example HELP data types the file data in that directory. ... If the command is HELP word , after HELP tries to print the file word , it looks to see if word is a macro, and if so prints its definition. ... APROPOS string scans all the help files (if your operating system allows SM to do such things) and macro headers looking for the string. ...