Integrate with a phone system/lite-CRM like Aloware
Guesty has an integration with Aloware that seems like it would be really helpful. Guesty is only one of four integrations Aloware has, and since they've already integrated with one PMS, it would probably be relatively easy to integrate with another (i.e. Hostfully).
Guesty has an Aloware integration that looks really useful, syncing guest data with the phone system that guests and managers will use to communicate. Since Aloware has already integrated with one PMS, the second one (i.e. Hostfully) should be pretty straightforward.