Always check the return codes of system calls. Good error messages should
go to STDERR, include which program caused the problem, what the failed
-system call and arguments were, and VERY IMPORTANT) should contain the
+system call and arguments were, and (VERY IMPORTANT) should contain the
standard system error message for what went wrong. Here's a simple but
sufficient example:
=item *
-Line up your translations when it makes sense:
+Line up your transliterations when it makes sense:
tr [abc]
[xyz];