QRLynx Blog
QR Code Guides, Tips & Best Practices

How to Accept Pix Payments with a QR Code (Brazil Business Guide)
Complete guide to accepting Pix payments via QR code in Brazil. Covers static vs dynamic Pix QR codes, Central Bank regulations, setup steps, cost comparison with credit cards and boleto, security best practices, and tips for foreign businesses operating in Brazil.

Wedding QR Code for Money: How to Accept Cash Gifts with a Simple Scan (2026 Guide)
Create a wedding QR code for cash gifts using PayPal, Venmo, or Cash App. Learn etiquette for asking politely, compare payment platforms, and set up a dynamic QR code that works on signs and invitations.

How to Create a PayPal QR Code: Accept Payments with a Scan (2026 Guide)
Learn how to create a PayPal QR code for contactless payments at retail stores, farmers markets, events, and online invoices. Complete guide covering PayPal.me links vs PayPal Business QR codes, fee comparison with Venmo, Cash App, Square, and Stripe, static vs dynamic QR codes, and step-by-step setup with tracking and analytics.