1st: What type of mod chip do you have.
2nd: No need to use CD-RW for backups.. Just use CD-R's..
3rd: No need to use DVD-RW for backups.. Just use DVD-R's..
4th: I beleive Toast is what the mac people use....
elkayps2 is one of the mac guru's here. Send him a e-mail through his profile and he should be able to help you out....