Keep it up. Gotta take them through the sales funnel sorta speak. Follow up next time with a purchase but only if it is Bitcoin. Walk them through the set up on their square software or arrange a time to do that with whoever is in charge.

Send follow up emails. Have @Spiral send you Itty Bitty plushies and marketing materials.

Join the Discourse channel for bitcoin merchant advocates... There are materials there and community sharing their advocacy effort across the country...

For whatever reason I am not able to tag folks.. by Hailey Berkoe could probably direct you.