How They Do ItBETA

EVIDENCE-BACKED ANSWER

How is async communication used instead of meetings?

They design how information flows, not how many meetings happen.
Short answer

Remote-first companies do more than reduce meeting counts: they design for information to be written first, urgent communication to use a separate channel, and synchronous time to be reserved for ambiguity.

CROSS-COMPANY SYNTHESIS

Evidence-linked practices

Primary sources

GitLab · GitLab HandbookAutomattic · How We WorkZapier · Remote Work Guidethoughtbot · Working together