Client Onboarding Sequences
Build a repeatable onboarding system so the client experience doesn't depend on who's free that week
Onboarding is where first impressions get made or wasted
A signed contract is the start of the relationship, not the finish line — but onboarding is often the least systematized part of an agency’s process. It’s usually handled ad hoc by whoever has bandwidth that week, which means new clients get a wildly different first-30-days experience depending on timing. That inconsistency is fixable with a written sequence, and Claude is a fast way to build the first draft of one.
Map the sequence before you write any single email
Start from your actual current onboarding, even if it’s inconsistent today (this pairs directly with the audit method from Lesson 2). Give Claude the raw shape and ask it to formalize the sequence with timing.
Help me formalize our client onboarding into a written sequence.
Here's what usually happens today, roughly:
- Contract signed
- Welcome email sent within a day or two, written fresh each time
- Kickoff call scheduled, usually 1-2 weeks out
- Client asked for brand assets and login access, often over
multiple back-and-forth emails
- First deliverable review, usually week 3 or 4
Turn this into a numbered sequence with: step name, timing
(e.g. "Day 1", "Day 3"), owner, and what document or email is
needed at that step. Flag any step that seems to be missing
given best practice for a marketing agency.Draft each touchpoint against a real client
Once the sequence is mapped, draft the actual emails one at a time, feeding Claude the specific client and project details rather than asking for something generic.
Draft the Day 1 welcome email for our onboarding sequence. Details:
Client: Foothill Dental Group (multi-location dental practice,
4 offices)
Engagement: Local SEO + Google Ads management, 6-month retainer
Primary contact: Dana Reyes, Marketing Coordinator
Account lead on our side: Priya
Match the tone of our brand voice guide (pasted below) - warm but
efficient, no corporate filler. Include: a thank-you, what happens
next (kickoff call), what we need from them before that call
(brand assets, GA/GSC access), and a clear single call-to-action.
BRAND VOICE GUIDE:
[paste guide]Build a template library, not one-off emails
The real payoff is turning this into reusable templates with clearly marked variables, so any account lead can generate a client-specific version in minutes instead of writing from scratch.
| Template | Variables to fill per client |
|---|---|
| Welcome email | Client name, contact, engagement type, account lead |
| Kickoff call agenda | Goals discussed at sale, key stakeholders, specific deliverable timeline |
| Asset request checklist | Which assets this engagement type actually needs (SEO ≠ paid social ≠ brand) |
| 30-day check-in | Early wins or blockers specific to this account |
Tip: Ask Claude to build the asset-request checklist per service line, not one universal list — a paid-media client and a brand-identity client need completely different intake items, and a bloated universal checklist trains clients to ignore it.
Keep the human touch where it counts
A templated sequence should never feel templated to the client. The fix isn’t avoiding templates — it’s always customizing the top two or three lines with something specific to that client’s actual goals before sending, and having the account lead’s real voice, not a generic one, on anything that gets a reply.
Key principle: Consistency in structure, personalization in delivery. The client should never be able to tell your onboarding is systemized — they should just notice it’s smooth.
Build it: Draft your Day 1 welcome email template using the second prompt above with a real client from your roster, then have your account team review whether it matches how they’d actually want to sound.