At Monzo we stuffed cards into envelopes by hand, printed mailing labels on thermal printers using slapped-together Python scripts, and filled up mailboxes in t

At Monzo we stuffed cards into envelopes by hand, printed mailing labels on thermal printers using slapped-together Python scripts, and filled up mailboxes in the local area every night. We kept doing it pretty much like this until we were sending out several thousand cards per day. https://monzo.com/blog/2017/06/09/journey-of-a-card/ https://monzo.com/blog/2017/06/09/journey-of-a-card/