-.I -i
-option is ignored if the
-.I -f
-option is specified.
-.PP
-Symbolic links are followed unless the
-.I -r
-option is specified, in which case the link itself is copied.
-.PP
-.I Cp
+.Fl r
+option is identical to the
+.Fl R
+option with the exception that it does not treat special files
+differently from regular files.
+Symbolic links are always followed.
+This option has been deprecated.
+.Tp
+.Pp
+For each destination file that already exists, its contents are
+overwritten if permissions allow, but
+.Nm cp
+will not change its mode, user ID, or group ID.
+However, if the file is not being copied by the super-user,
+writing the file may clear the set user ID or set group ID
+permission bits.
+.Pp
+If the destination file does not exist, the mode of the source file is
+used as modified by the file mode creation mask (umask).
+If the source file is either set user ID or set group ID, those
+bits are removed unless the source file and the destination
+file are owned by the same user and group.
+.Pp
+Appropriate permissions are required for file creation or overwriting.
+.Pp
+.Nm Cp