IMAP issues

• Why don't all my views and labels appear?
• Known IMAP issues
• Too many simultaneous connections
• CN security certificate error
• Does Gmail support all IMAP features?
• I'm having problems downloading mail
• Problems sending mail
• 'Application-specific password required'.
• How do actions sync in IMAP?
• iPhone SSL errors
• Why aren't my messages threaded?
• I'm having trouble logging in with my username and password