IN: This returns the parried balls to the table tennis ball machine.
**
OUT: this returns the parried balls to the table tennis ball machine.

IN: Hardware defects, software malfunction, etc could also lead to loss of MP3 files
**
OUT: hardware defects, software malfunction, etc could also lead to loss of mp3 files

IN: Christopher Columbus Statue (Monument)
**
OUT: christopher columbus statue (monument)

IN: Our 'user' machines run, in approximate order of descending number, Windows, RiscOS, Linux (Debian, Red Hat, Mandrake), MacOS, HP Unix.
**
OUT:
our 'user' machines run, in approximate order of descending number, windows, riscos, linux (debian, red hat, mandrake), macos, hp unix.