Each of these tools has two parts: - the constraints of the tool itself - the culture of the organization that uses the tool One organization could use emails

Each of these tools has two parts: - the constraints of the tool itself - the culture of the organization that uses the tool One organization could use emails and issue trackers completely asynchronously with scheduled twice daily checkins. Yet another could use them for near instantaneous communication. As always, the technology is usually something that simply exposes the underlying human behaviors.