A bug is an error, flaw or fault in the Air experience. It can be in the web app, the marketing site, the blog, the mobile app, emails, or anywhere else Air exists. If it doesn't feel right and you aren't sure, call it a bug.
Go to the #on-call channel in Slack
Choose a Severity Score
Describe the bug
Add repro steps
channel if it's an S2 or above
After reporting your bug, your job is done. The on-call PM will keep you updated about the status of the fix in the Slack thread corresponding to your bug report.
Their process is outline here: Bug Squashing Guidelines