Supported Formats:
• Tab-separated: Jordan 1 Chicago 10 $350 DS
• Comma-separated: Jordan 1 Chicago, 10, 350, DS
• Space-separated: Jordan 1 Chicago 10 350 DS
• With headers: First row can contain column names
• Condition codes: DS, VNDS, PADS, USED, etc. are automatically detected
• Size formats: 10, 10.5, 10Y (Youth/GS), 10W (Women's), 10C (Child/PS/TD), M10, W10, GS sizes all supported

Processing Time:
• ~6 seconds per batch of 5 items
• Example: 100 items = ~2 minutes
• You must keep this page open during processing!