For as many designs as you are ordering, you need to provide us that same number of files. Do not collect multiple designs in one source file, even if your layers are well-organized. Each file should only contain information for a single design. See our instructions for doing this in frequently used programs below.
You can either Export each page from your InDesign file separately, or export your multi-page PDF from InDesign, open that file in Acrobat, and Extract each page individually from there.
If you have built each SKU on a separate artboard in Illustrator:
1. Go to 'File' and select 'Save As...' and format should be Adobe Illustrator (ai)
2. Choose the [Press Quality] Adobe PDF Preset