The gap between "signed the contract" and "agent is live and working" is where new clients quietly lose confidence — or churn before they ever see value. A tight, repeatable onboarding turns that dangerous stretch into a fast, confidence-building 14 days. Here's the checklist, day by day.
Why onboarding decides retention
A client is never more excited — or more nervous — than the week after they sign. Drift now (slow kickoff, unclear next steps, a shaky first go-live) and you've planted the seed of churn before you've delivered anything. A crisp onboarding does the opposite: every day shows momentum, and by go-live they trust you. Retention is won or lost here, not at the 6-month mark.
Days 1–2: Kickoff & access
- Welcome + expectations. One short call or message: here's the plan, here's the timeline, here's what I need from you.
- Collect access: phone number/porting details, calendar/booking system, CRM, and the platform account.
- Set the go-live date and put it in writing. A date creates momentum.
- Capture the "why": what does success look like to them in 30 days? (Usually: recovered after-hours calls.)
Days 3–5: Knowledge capture
- Interview for the knowledge base: hours, services, pricing rules, policies, the top 15 FAQs, the exact wording they'd want a human to use.
- Define escalation: who does the agent transfer to, when, and what happens after hours / when no one's available.
- Get the edge cases: the weird calls, the things they never want the agent to say, the "don'ts."
Days 6–9: Build & internal test
- Build the agent in the six-section structure (identity, context, guardrails, flow, escalation, style).
- Adversarial testing: you (and one other voice) call and try to break it — edge cases, angry caller, out-of-scope, wrong-detail-then-corrected. Nothing ships that you haven't tried to break.
- Latency + barge-in check from a real cell phone.
Days 10–12: Client review & soft launch
- Demo it to the client. Let them call it and try to break it. Capture their tweaks.
- Soft launch: route a slice of calls (after-hours only, or overflow) first. Watch the transcripts.
- Fix what the real calls surface — the KB always has gaps you only see in the wild.
Days 13–14: Go-live & the week-one check-in
- Full go-live on the agreed number.
- Confirm reporting: the client gets summaries/notifications so they see the value (recovered calls, bookings).
- Book the week-one check-in for ~day 21. This single call — "here's what it caught this week" — is the difference between a nervous new client and a renewing one.
The reusable asset
Turn this checklist into a template you run every time. Your third client onboards faster than your first because the interview questions, the build structure, and the test scenarios are all reused. A repeatable onboarding is what lets you take on client eleven without drowning — and it's the first SOP to write before you ever hire.
The one rule
Never let a new client go quiet in week one. Momentum and visible value in the first 14 days is the cheapest retention you'll ever buy. Ship the agent, show them what it caught, and book the next touch before they have time to wonder whether they made a mistake.