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How To Create And Send An Invoice in WorkZen

All plansBeginnerVideo, 2:00Updated September 20, 2026

Go to Invoices, click New Invoice, pick the client, and add your line items. Then click Send Invoice to email it; if Stripe is connected, the client can pay online right from the invoice.

Unbilled jobs are interest-free loans you didn't agree to give. Sending the invoice the same day the work wraps up is the biggest cash flow win in a service business, and in WorkZen it takes about two minutes.

Create the invoice

Go to Invoices and click New Invoice. Pick the client in the Create New Invoice modal (or use or create a new client), then click Create Invoice. You can also create invoices from a job's Finance tab, or by converting an accepted estimate.

New invoices start as Unsent. There is no separate draft state; until you send it, you can edit everything freely.

If the invoice was created from a job that has a PO number, the PO is copied onto the invoice automatically. Edit it in the invoice's Client Details section; changes there apply only to that invoice.

Add line items

In the Line Items section, click Add Item. The picker has four tabs: Browse your price book, Search it, Custom for a one-off line, and Packages. Pick a package and every item in the bundle lands on the invoice in one click, quantities and prices included.

Tip

Build packages once on the Price Book page and stop re-typing the same five lines on every install.

Each saved line item also takes internal comments: the small comment icon on the item's row opens a thread only your team sees. Use it for the "client wants brass, not steel" details that belong with the line, never on the document. Clients never see these comments, on screen or on the PDF.

Send it by email or text

Click Send Invoice. At the top of the send modal, choose Email, Text message, or Both. Email is pre-filled with the client's Email Address and a Message you can edit, and you can enter several addresses separated by commas. Text message asks for a Mobile number, pre-filled from the client, and sends a short text with a secure link to the invoice. Either way the status flips to Sent and the client lands on the live invoice page.

Texting needs a number to send from: your company's default texting line if you have a ZenPhone number, otherwise the shared WorkZen number on ZenGrow and ZenAI. On Zen with no line, the Text message option is refused with a message saying why, and email still works.

Whether your client can reply depends on which number sent it. From your own ZenPhone line the text appears in Messaging, in that client's conversation, and anything they write back lands in the same thread. The shared WorkZen number has no inbox, so the text itself tells your client that replies to it are not monitored.

If WorkZen asks you to verify a phone number by text before emailing documents, a banner walks you through it: enter the code once and you're cleared to send from then on, for your whole company.

What your client sees

The invoice your client opens has Print, Download PDF, and Share buttons. If your company has Stripe connected, it also offers Pay with Card and, when enabled, Pay by Bank. Online payments update the invoice balance automatically, and WorkZen records when the client opens the invoice.

Invoice statuses

StatusMeaningWhat you can do
UnsentCreated, the client hasn't received itEdit freely, send, delete
SentEmailed to the clientRecord payments, resend
Partially PaidSome money received, balance remainsRecord more payments
PaidFully paidView, refund
OverduePast the due date with a balance owingRecord payments, resend
VoidCancelled, no longer payableView only; totals excluded from reports

Once the money arrives, record the payment so the status and your books stay honest.

Step by step

  1. 1

    Create the invoice

    Go to Invoices, click New Invoice, and select the client. You can also create one from a job or convert an estimate.

  2. 2

    Add line items

    In the Line Items section, click Add Item and pick items from Browse, Search, Custom, or Packages.

  3. 3

    Send it

    Click Send Invoice, choose Email, Text message, or Both, confirm the address or mobile number, and send. The status changes from Unsent to Sent.

See it in action

Frequently Asked Questions

No. New invoices start as Unsent, which works the same way. You can edit freely until you send.
Invoices go out through WorkZen's mail system. On ZenGrow and ZenAI the sender name your client sees is your company name; on Zen it reads WorkZen. You can also click Share on the client-facing invoice to copy the link and deliver it any way you like.
If your company has Stripe connected, the invoice your client opens shows Pay with Card and, when enabled, Pay by Bank. Payments recorded this way update the invoice balance automatically.
Yes. Open the invoice and choose Void. A voided invoice is no longer payable and its totals are excluded from reports. If it has payments, refund or delete them first.
Creating and editing requires the Manage Invoices permission, and sending requires Send Invoices. Admins have both by default.

This article answers:

  • How do I create an invoice?
  • How do I send an invoice to a client?
  • Can my client pay an invoice online?
  • What do the invoice statuses mean?
  • Is there a draft invoice in WorkZen?

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