Loading

Parcel deliveries
DPD is one of six couriers in a case study where identical boxes were shipped less than a mile, comparing booking, handover and tracking against its rivals.
Key takeaways from 1 Case Study
Identical boxes shipped under a mile with six couriers, exposing how differently each performs
The test covers booking, handover and tracking, not just the point of payment
In delivery, most of the experience lands after payment; one test parcel was seized by police
I shipped identical boxes, less than a mile, with multiple delivery companies — one was seized by the police.
If features can be coded in minutes, thoughtful design is what wins
Get the free content when it's released, straight to your inbox, no account required
"An exceptional resource for learning how to build habit-forming products that people love."
"I’d never met anybody who looks at usability and UX the way I do until I met Peter. Only he’s smarter."
"The completest view of the psychological underpinnings of human behaviour that I’ve ever seen."
"What a nice idea! Christopher Alexander would be proud to see patterns collected like this."