Describe the system and what it is doing, or the change you are planning. That is enough to start.
Name the system type, roughly how large it is and the symptom or decision in front of you. If you already know which service fits, mention it, but there is no need to decide before getting in touch.
[Phone and email to be confirmed]
It goes to the consultant who would scope the work, not to a sales queue.
We reply to arrange a conversation about the system, the data available and what you need to decide.
Scope, scenarios, data needed and deliverables, so you can decide before any work starts.