A good ticket saves everyone time. Include these details.
Always include
Your account email address. The exact error message or status code. When the problem started. What you have already tried.
For billing issues
Invoice or order number. Payment method used. Screenshot of the error (if any).
For hosting issues
Domain name. Hosting account username. What you see when you try to use the service.
For email issues
The expected recipient and sender. Whether the email bounced or never arrived.
Clear details let us answer in one reply instead of two or three.