But, above all, whether you need the tutorials as a stepping stone or not, your actual goal should be to have a working knowledge of perlobj

Update: I know one employer of OOPerl people whose technical tester person always asks what module(s) you published on CPAN. i.e. there's no way to learn up on that test question - you have to have really done it and to a high standard! Let's hope they don't have that trap waiting for you!