Slack chief marketing officer Bill Macaitis' business card.

Think Slack is just a billion-dollar chat app? You haven’t seen how this company is using it

If you pay any attention to the business software industry, you probably can’t hear enough about Slack’s status as belle of the proverbial tech ball. But the company has admittedly done a less-than-clear (okay, shitty) job of explaining what it’s for, or how or why it helps you get your job done better or more efficiently. So we tracked down a great example.