Email Invoice Template
Create a professional email invoice you can send to clients in minutes. This email invoice template is designed for fast billing with clear line items, totals, and payment details—perfect for freelancers and businesses that email invoices as PDFs or links. Download instantly in PDF, Word, or Excel format.
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Invoice Generator
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Subtotal$300.00
Total (USD)$300.00
What to Include in an Email Invoice
An email invoice should be clear, complete, and easy for the client to approve.
Invoice basics- Customer name and billing contact
- Billing period or service dates
- Itemized charges and totals
- Payment terms and instructions
- A clear subject line
- A short message explaining the invoice
- Optional PO number for business clients
Best Email Subject Lines for Sending an Invoice
A good subject line improves open rates and helps clients find invoices later.
Common invoice email subject formats- “Invoice #1234 – [Business Name]”
- “Invoice for [Project Name] – Due [Date]”
- “Your invoice from [Business Name]”
What to Write When You Email an Invoice
Keep the email message short and professional.
Include- What the invoice is for (project or billing period)
- Total amount due
- Payment method instructions (if needed)
- Contact for questions
How to Get Email Invoices Paid Faster
Email invoices are often delayed due to missing info.
Payment-speed tips- Send invoices to the correct billing contact
- Include a PO number when required
- Use clear line items and totals
- Reference the billing period or project name