You can do great work and still struggle if the money comes in slowly — or not at all. For the self-employed, getting paid on time is a skill in its own right. A clear invoice, sensible payment terms, and a calm follow-up process turn “waiting and hoping” into a reliable cash flow. Here’s how to invoice professionally and actually get paid.
What a Good Invoice Includes
- Your business name and contact info — and your EIN if a client needs it for a 1099
- The client’s name and address
- A unique invoice number and the date — for your records and theirs
- A clear description of the work — what you did, quantities, and rates, so there’s no confusion
- The total amount due — broken out if there are multiple items, plus any tax
- Payment terms and due date — spell out exactly when and how to pay
- Accepted payment methods — bank transfer, card, or an online payment link
Set Clear Payment Terms
“Net 30” means payment is due 30 days after the invoice date; “due on receipt” means right away. Shorter terms get you paid faster, so don’t default to 30 days out of habit — net 14, or even due on receipt for smaller jobs, is reasonable for a one-person business. State the terms on every invoice and, ideally, agree to them in writing before you start the work.
Get Paid Faster
- Invoice immediately — send the invoice the day the work is done, not at the end of the month. The clock doesn’t start until they have it
- Make paying easy — include a payment link or accept cards and bank transfers. The fewer steps, the faster you’re paid
- Ask for a deposit — on larger projects, require 25–50% up front. It protects your cash flow and filters out clients who won’t pay
- Consider milestone billing — for long projects, invoice in stages instead of waiting until the end
When a Client Doesn’t Pay
- Send a friendly reminder — a polite nudge a few days after the due date catches honest oversights
- Follow up firmly but professionally — reference the invoice number, terms, and a new deadline
- Add a late fee if your terms allow it — state any late fee on the original invoice so it’s enforceable
- Pause future work — don’t keep delivering to a client who hasn’t paid for the last job
- Escalate as a last resort — a formal demand letter or small-claims court for larger unpaid amounts
Keep Records for Taxes
Every invoice is also a tax record. Save copies of what you sent and what was paid — it’s how you’ll reconcile income at tax time and back up the numbers on your Schedule C. Invoicing software or even a simple numbered system in a folder keeps it organized.
The Bottom Line
Getting paid on time starts with a clear, complete invoice and payment terms you set before the work begins. Invoice immediately, make paying easy, ask for deposits on big jobs, and follow up calmly when payment is late. Treat invoicing as part of the job, not an afterthought, and your cash flow — and your tax records — stay healthy.