01 What is variable data?
Standard printing makes 1,000 identical copies. Variable data printing makes 1,000 copies where part of the information changes: a number, code, name or QR link. The layout stays the same, only the variable zone changes — which is far cheaper than 1,000 separate layouts.
02 Most common examples
Gift vouchers with unique codes, tickets with QR codes and seat numbers, certificates with numbering and names, product labels with barcodes and batch numbers, logistics stickers with shipment data, loyalty and membership cards, invitations with guest names.
03 What data is needed
An Excel or CSV file with clear columns: each variable field is a separate column, each row is one item. QR codes need a list of links or the logic for generating them. Numbering needs a starting number and format. If you do not have the data yet, we can help structure it.
04 How preparation works
First we check the data: duplicates, empty fields, overly long values. Then we prepare the layout with a variable zone and generate samples with real data. You approve the samples — and only then does the run start. QR and barcodes get an additional test scan.
05 Most common mistakes
Merged Excel cells that swallow rows. Codes with trailing spaces invisible to the eye. A QR code too small for a phone to read. A decorative font where 0 and O look identical. And the most common one — skipping sample approval, so the error surfaces only after the run is printed.
06 Why check before printing
A printed run cannot be fixed — an error in the codes means reprinting. A technical check and sample approval take an hour and protect you from days of delay and double cost. Have a data file and a task? Send a request — we will assess the structure and suggest the safest preparation path.