Keep the coffee machine clean, dialled in and safe: daily checks with a simple "why" for each, a shot timer that knows the first shot of the day is a warm-up, filter and descale reminders, and a guide to every part of the machine.
Add it to your CaskAid or ChefAid plan. About 13p a day.
CoffeeAid on its own, for cafés and coffee bars. About 33p a day.
The demo below is a made-up café, The Copper Kettle. Tap anything: nothing is saved anywhere but this browser.