The email you send right after a client says yes sets the tone for the whole relationship. Sent well, it makes the client feel they hired a professional and tells them exactly what happens next. Skipped, or replaced with a vague "great, I'll be in touch," it leaves them wondering whether anything is actually moving. Here is what to put in a client onboarding email, with a template you can copy and adapt to start every project the same confident way.
What a client onboarding email does
A client onboarding email, or welcome email, is the first message you send once someone becomes a client. Its job is to confirm the work is happening, reassure the client they made the right choice, and lay out the immediate next steps so nobody is left guessing.
It is a small thing that does a lot. The moment after someone commits is when a little doubt can creep in, and a clear, warm email closes that door. It also front-loads the practical start, pointing to the contract, the questionnaire, and the first payment, so the project moves instead of stalling.
What to include in the onboarding email
A good onboarding email covers a few things without becoming a wall of text:
A warm welcome:: confirm you are glad to be working together.
What happens next:: the immediate steps, in order.
What you need from them:: the contract to sign, the questionnaire to complete, the deposit to pay.
Timeline:: when the work starts and any key dates.
How you will communicate:: your channels and rough response times.
An easy next action:: one clear thing for them to do first.
Keep it friendly and clear. The goal is to make the start feel organized and effortless, not to dump every detail of the project into one message.
A sample client onboarding email
Here is a template you can adapt. Swap in your specifics.
Subject: Welcome, and here's what happens next
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Hi [Name],
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I'm really glad we're working together on [project]. Here's what happens next so we can get started smoothly.
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A couple of quick things from you:
1. Sign the contract I've attached (it takes about a minute).
2. Complete this short onboarding questionnaire so I have everything I need: [link].
3. Once the contract's signed, I'll send the deposit invoice to lock in your start date.
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Timeline: Once those are done, I'll begin on [date], with the first milestone by [date].
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Staying in touch: The best way to reach me is [email/tool]. I reply within [timeframe] on weekdays, and I'll send you an update every [cadence].
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If you have any questions before we start, just reply here. Looking forward to it.
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[Your name]
Notice it gives the client a short, numbered list of actions rather than a vague ask, which is what actually gets them done. For the full sequence this email fits into, the client onboarding process guide covers each step, and the client onboarding checklist tracks them.
Make the next steps effortless
The onboarding email works best when the actions it asks for are one click each. If signing the contract means printing and scanning, or paying the deposit means figuring out your bank details, the momentum stalls right where you wanted it to carry.
FileCurrent lets the contract be signed in the browser and the deposit invoice be paid directly, so the "here's what happens next" in your email is a set of quick actions rather than a to-do list the client puts off. The smoother those first steps, the faster the project actually starts.
Frequently asked questions
What should a client onboarding email include?
A warm welcome, the next steps in order, what you need from the client (contract, questionnaire, deposit), the timeline, how you will communicate, and one clear first action. Keep it friendly and concise, so the start feels organized and effortless rather than like a wall of project detail.
What do you say in a welcome email to a new client?
Confirm you are glad to be working together, then lay out what happens next: signing the contract, completing any questionnaire, and paying the deposit, with the timeline and how you will stay in touch. End with one easy next action and an invitation to ask questions. The tone should be warm and clear.
When should I send the client onboarding email?
Right after the client agrees to work with you, before anything else. It is the first message that confirms the work is happening and sets the next steps in motion. Sending it promptly closes the small window of doubt after someone commits and gets the practical start underway.
How long should an onboarding email be?
Short enough to read in under a minute. Cover the welcome, the next steps, what you need, the timeline, and communication, but resist dumping the whole project brief into it, that is what the questionnaire and kickoff are for. A numbered list of two or three actions is more effective than long paragraphs.
How do I make onboarding steps easy for the client?
Make each action a single click: a contract they sign in the browser, a questionnaire that is a linked form, and a deposit they can pay directly. Friction at the first steps, like printing a contract or hunting for payment details, is what stalls momentum right when you want the project to start.
A strong onboarding email is only as good as how easy the next steps are to complete. FileCurrent lets clients sign the contract and pay the deposit in a click, so your welcome email leads straight into a started project instead of a stalled one. $15/month or $129/year. 7-day free trial, no card required.