When should I send the offboarding email?

Right after the final deliverable is approved, not after you invoice. This email celebrates the completion and builds goodwill. The invoice is a separate, business email.

Should I ask for a testimonial in the offboarding email?

No. Wait a week and ask separately. The offboarding email is about wrapping up the project and thanking them. Mixing in asks feels transactional.

What if the project wasn't perfect?

Acknowledge it briefly. 'We hit some bumps along the way, but we got here together.' Then focus on what went well and what they got. Don't be defensive.

Client Offboarding Email: What to Say at the End of a Project

The final email shapes whether a client hires you again or becomes your biggest referral source. Don’t rush this. This is where you make a lasting impression.

Why the Offboarding Email Matters

Most people send an invoice and consider it done. Work is done. Relationship ends. But the best business is repeat work and referrals. Both come from people who remember you well.

The offboarding email reinforces the value of what you delivered. It reminds them it was good to work with you. It makes them want to hire you again.

A strong offboarding email also clarifies what comes next. Is there support? Can they ask questions? What’s the plan for the deliverable going forward? Some clients get confused. Clear it up before you disappear.

The Offboarding Email Template

Subject: We Did It. [Project Name] is Live.

Hi [Client Name],

[Deliverable] is officially live. I’m genuinely proud of what we built together here.

When we started, you wanted [original goal 1], [original goal 2], and [original goal 3]. We hit all of that. The [specific feature/section/element] that came up in round two conversations really makes a difference. [Specific positive outcome related to their goal].

Working with you was smooth because you were clear about what you needed and responsive with feedback. That made a huge difference. Building with clients who are engaged like you were is what makes this work fun.

Here’s what’s next on your end:

[Specific thing, like: “You can share the link with your team. I’m attached to this doc for next week if you want a quick walkthrough call.”]

[Specific thing, like: “All assets are in this folder with a readme about file organization and naming. You can hand these off to your team or give me a call if questions come up.”]

[Specific thing, like: “I’m available for bug fixes and tweaks for the next 30 days at no charge. After that, we can discuss support options.”]

If you run into anything, reach out. I’m rooting for this project to succeed.

Thanks for letting me build this with you.

[Your name]

Why This Template Works

It leads with the win. Celebrate first. Business second. The client feels good immediately.

It reminds them of their goals and shows you delivered. Clients forget what they asked for. Reminding them reconnects the deliverable to their goals.

It compliments the working relationship, not them personally. You’re not flattering them. You’re acknowledging they were good to work with. That’s true and it matters.

It lists concrete next steps. No ambiguity about support, file access, or availability. They know exactly where they stand.

It makes a soft offer for future work. “If you run into anything, reach out.” Not pushy. Just available.

Variations by Project Type

For design projects, mention how the design serves their business. “The layout change we made to the product page should improve your conversion rate based on what we learned from their user testing.”

For development projects, mention the code documentation you provided. “All the code is commented, and I’ve left a guide to making common changes in the readme. You or your team can modify things without getting stuck.”

For strategy or consulting, mention deliverables they can use going forward. “The framework we built is in the doc with examples for each step. Use it when your team runs quarterly planning.”

For copywriting, mention the tone and style you established. “I documented the voice and tone decisions we made so any future writers will match what we built here.”

Operations project planning whiteboard sticky notes — End strong, leave them wanting more of your work

The Details That Matter

Mention something specific they did during the project. “When you pushed back on the timeline in week three, it forced us to prioritize what mattered most. That made the product better.” Shows you were paying attention.

Acknowledge challenges you overcame. “We hit unexpected technical issues, but working through it together taught us your needs.” This shows problems are normal while proving you solved them.

Don’t over-explain what you did. They know you’re good. This email isn’t about proving it. It’s about celebrating and connecting.

Skip generic thanks. Not “thanks for working with us” but “thanks for trusting me with this when you could’ve picked bigger agencies. That meant something.”

What Happens After

Let them sit with this email for a week. Then ask for a testimonial separately. That’s a different email with a different purpose.

If this project can be discussed publicly, ask if you can case study or reference it. Some will say yes, some won’t.

For multi-phase projects, send this offboarding email for the current phase only. Keep the door open for the next phase.

Stay lightly connected. Not stalking. But if you see they launched something related to your work, send a quick note: “saw you launched the new homepage, looks great.” Keeps you top of mind.

The ROI of a Great Offboarding

A client receiving a thoughtful offboarding email is 5x more likely to hire you again. They’re also more likely to refer you and leave a testimonial without much prompting.

The clients who become your best ongoing relationships are where the ending of one project feels like the start of the next conversation. The offboarding email sets that tone.