I hate to say anything bad about Mosaic but I don't like the "new" look of the catalogue and it's full of typos that make some sentences difficult to understand.
They may be suffering from the credit crunch. Having orders you can't fulfill suggests their bank won't extent any credit.
Accounting are probably leaning on them to keep inventory low - that goes for boxes and booklets as well as discs - reordering manufacture of boxes and printing booklets can be a major headache especially if you're ordering small quantities.