Decode the transit system before you get there

You land somewhere new and the ticket machine has nine options in a language you don't read. This explains the transit system before you arrive: how it works, the main ticket choices, what locals use day to day, and whether any tourist day-pass is worth buying for your stay. For the traveller who'd rather not learn the hard way at a barrier.

I am in [city] for [days]. Explain the transit system, the main ticket options, what locals actually use day to day, and any single-day or multi-day pass worth buying for tourists.