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Loyalty, in practice

Guides, case studies, and ideas for running a loyalty program your customers actually come back for.

Loyalty stamp card being set up, illustration

How to set up a loyalty program in 2026

A practical six-step guide to launching a loyalty program customers actually use: goals, mechanics, earn rates, launch tactics and the numbers to watch.

June 30, 20269 min read

Two stamp cards side by side, one at 2 of 10 stamps and one at 8 of 10 stamps

The psychology of stamp cards: why stamp 8 feels different from stamp 2

Why customers speed up as a reward gets closer, what a 1932 rat maze and a 2006 café study showed, and how to design a stamp card around it.

June 16, 20266 min read

Cafe Tone loyalty card in a phone wallet

Case study: Cafe Tone — three coffee shops, one loyalty card

How Cafe Tone's three Prague locations swapped paper stamp cards for a loyalty card in Apple Wallet and Google Wallet — and what the data showed after 90 days.

May 26, 20266 min read

Illustration of a café stamp card with common mistakes crossed out

5 loyalty program mistakes cafés keep making (and how to fix them)

Most café stamp cards fail for fixable reasons. Here are the five most common loyalty program mistakes and a concrete fix for each one.

May 5, 20266 min read

A paper stamp card next to a phone showing a digital stamp card in a wallet app

Digital vs. paper stamp cards: an honest comparison

Paper stamp cards have worked for decades. Here is what they do well, where they quietly leak value, and when going digital actually pays off.

April 14, 20266 min read

A loyalty stamp card shown as a pass in Apple Wallet and Google Wallet

Loyalty cards in Apple Wallet and Google Wallet, explained

A plain-language guide to loyalty cards in Apple Wallet and Google Wallet: how passes work, what customers see, and why no app is needed.

March 20, 20266 min read

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Čeština9. června 2026Věrnostní program pro kavárny: co skutečně funguje v ČeskuKolik stojí desátá káva zdarma, kdy dává razítko navíc smysl a proč nesmí kartička zdržovat frontu. Praktický průvodce pro české kavárny.