Advocacy for the self-employed

We send a real, physical demand letter to your client reminding them to pay your outstanding invoice.

W&H prints your letter, sends it to your client and gives real-time alerts on its shipment and arrival.

Simply create your letter based on your due invoices or select them from AND.CO.

We send a real demand letter to your client to remind them to pay your unpaid invoice. It’s automatically printed and mailed, no need to run to the post office or buy stamps.

Receive alerts when your letter is printed and mailed. Note: tracking is only available for recipients in the US.

Send a friendly reminder or a stern one. Pick from our pre-written templates that populate automatically based on your invoice information.

If you’re already an AND.CO member, you can easily send a demand letter straight from the app. Simply select an unpaid invoice and hit ‘send’. We even attach a copy of your original contract and invoice.

What is a Demand Letter? A demand letter, or letter of demand of payment, is a letter stating a legal claim which makes a demand for payment, owing to the recipients' alleged breach of contract. Often this is used in the case of an over-due invoice.

Which countries can you mail to? Williams&Harricks can mail all over the world. International mailings originate from the US and are mailed via USPS First Class Mail.

Will you call my client? No. We never call your client. You, the sender, are always listed as the contact on all demand letters you send with Williams&Harricks.