Everything in this series so far — the jobs, the parts, the dispatch board, the nine add-ons — runs quietly in the background. None of it matters if the people actually doing the work can't get to it. A technician standing in a parking lot needs a screen that works on his phone.
Source: [Dev.to](https://dev.to/scott_steinmetz/fieldos-part-3-the-app-people-open-and-what-10-hours-taught-me-about-pricing-3651)