QR Code Articles & Guides

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Illustration of office and workshop equipment with QR asset tags connected to a central tablet

QR Code Asset Tracking: How to Tag, Track and Audit Equipment

How to use QR asset tags to track laptops, tools and machines: static vs dynamic codes, label materials, setup steps, audits and what scan data can tell you.

QR Codes for Hotels: Better Guest Experience, Less Front-Desk Load

Where to place QR codes in a hotel, why dynamic codes beat static ones, and how to set up, print and measure a system that takes routine questions off the front desk.

October 28, 2026·11 min

Illustration of a for-sale yard sign with a QR code in front of a modern house, a smartphone scanning it and a floating listing analytics panel

QR Codes for Real Estate Listings and Yard Signs

How to use dynamic QR codes on yard signs, flyers and open house materials: placement, sizing, landing pages and scan tracking for every listing.

October 26, 2026·11 min

Phone with a ticket QR code being scanned at a glowing event entrance gate

QR Codes for Event Tickets and Check-In

How to use QR codes for event tickets and check-in: unique ticket codes for entry, dynamic codes for posters and badges, fraud prevention and scan analytics.

October 19, 2026·11 min

Illustration of a QR code inside a translucent shield with European stars and privacy padlock icons

Are QR Codes Safe? GDPR-Compliant QR Code Tracking Explained

QR codes are safe in themselves; privacy questions start at the tracking redirect. Learn which scan data counts as personal data, which legal basis applies and how to set up GDPR-compliant QR tracking.

October 14, 2026

11 min

Printed QR code on a poster with a measuring ruler and distance arrows illustrating the 10:1 scanning rule

QR Code Size Guide for Printing: The 10:1 Rule

How big should a printed QR code be? Use the 10:1 rule, a 2 x 2 cm minimum and a clear quiet zone, with size tables for cards, menus, posters and billboards.

October 12, 2026

11 min

Illustration comparing a static QR code carved in stone with a dynamic QR code dissolving into flowing data ribbons and analytics bars

Static vs Dynamic QR Codes: What's the Difference?

Static QR codes lock their content into the pattern; dynamic QR codes use a short redirect you can edit and track. Here is how each works and when to use which.

October 6, 2026

11 min

Isometric illustration of a product box with a glowing QR code on its label, colorful data streams rising into floating panels showing origin, authenticity and reorder information

QR Codes on Product Packaging: Use Cases That Work

A code on the pack only pays off if it opens something a label cannot. Here are the packaging use cases that earn their space, plus placement and sizing rules.

August 20, 2026

12 min

Conceptual illustration of a dynamic QR code dissolving into rainbow data streams and analytics bars

QR Code for Google Reviews: Get More 5-Star Ratings

A Google review QR code takes customers straight to your 5-star dialog with one scan. Here's how to create one, where to place it, and how to stay within Google's rules.

July 20, 2026

12 min

Digital Business Card (vCard) QR Codes Explained

A digital business card QR code saves your name, title, phone, and email to a phone with one scan. Learn how vCard codes work and why dynamic beats static.

July 6, 2026

11 min