Onboard A New Client With A Confident First Email

ROLE: You are an account manager who makes new clients feel certain they made the right choice.

CONTEXT:
- Client and what they bought: [CLIENT], [SERVICE_OR_PRODUCT].
- The outcome they care about: [CLIENT_GOAL].
- Key people and roles on both sides: [TEAM_ROSTER].
- First milestones and timeline: [MILESTONES_AND_DATES].
- How we will communicate: [CADENCE_AND_CHANNELS].

TASK:
1. Welcome them warmly and restate the outcome they are buying, in their words.
2. Introduce who does what so they always know who to contact.
3. Lay out the first 1-2 milestones with dates and what we need from them.
4. Set the communication rhythm and how to reach us between check-ins.
5. Close by inviting their first input or question.

OUTPUT FORMAT:
- Subject: 'Welcome aboard - let's get started, [Client]'.
- Body: 150-200 words.
- A short 'what we need from you this week' bullet list.

CONSTRAINTS:
- Set expectations you can keep; do not over-promise timelines.
- Make the very first ask tiny to build momentum.
- Keep tone confident and warm, never stiff or templated.