A box of business cards usually lasts longer than the details printed on it. Phone extensions change, portfolios move, and booking tools get replaced. A QR code tied to a fixed URL ages along with everything else. A dynamic code points to a short redirect you control, so the card in someone's wallet always leads to your latest page.
There are two ways to use a code on a card. You can link to a page you maintain, such as a contact page or a link-in-bio style profile, using a dynamic code here. Or you can generate a static vCard code on the home page that saves your details straight into a phone's contacts. This page focuses on the dynamic option, because it is the one you can edit later.
Where to place it
- Back of the card, centered or in a corner, leaving the front clean for your name, title, and primary contact detail.
- Front corner of a minimalist card, opposite the logo, if you want the code to be noticed immediately.
- On folded or tent-style cards, on the inside panel next to a short line explaining what scanning opens.
- On appointment cards for clinics or salons, beside the next-visit field so clients can rebook online.
- On email signature images and digital card PDFs, reusing the same code so all paths lead to one page.
Tips that improve scans
Keep it at least 2 cm
Cards are scanned up close, but the space is tight. A code of about 2 cm square with a white border is a reliable minimum. Shrink the logo before you shrink the code.
Label it in a few words
A line like "Scan to save my contact" or "Book a call" tells people what they get. On a card, three or four words are plenty.
Make the page do the work
Lead with a one-tap save-contact option and your most important action. Keep the page fast and readable on a phone; most scanners will be standing in a hallway.
Watch special finishes
Foil, embossing, and spot gloss can confuse phone cameras. Print the code in flat ink on a matte area, even if the rest of the card uses fancy finishes.
A consultant goes independent
An accountant orders 500 cards while working at a mid-sized firm, with a code pointing to her team page there. Six months later she starts her own practice. Her old cards are still sitting in prospects' desk drawers. Because she saved the manage link, she points the code to her new practice website with a booking form. People who kept her card from that period reach her new business directly, rather than a former employer's page with her profile removed.