Nobody thinks about their inbox as a pile of individual emails. They think in conversations: the back-and-forth about Wednesday's dinner, the thread with a client about an invoice. A thread is that conversation, the group of related messages that belong together, and treating it as one object i...
Source: [Dev.to](https://dev.to/mqasimca/organize-email-with-threads-in-the-nylas-api-42id)