You might want to consider putting some flyers up at the Flop. I've met a number of people here from low-tech worlds who use . . . medicinal plants . . .

[Her experience with those was not super great. She falters, but almost imperceptibly.]

They use medicinal plants, and it might be comforting for them to know that a place like this was available to them. You're in an excellent location to cater to newcomers.