The Invoice Ninja Business Blog

Invoicing tips, freelance guides, small business advice, and product updates — from the team behind Invoice Ninja.

What Is an Open Invoice?
BUSINESS SCENE
What Is an Open Invoice?
When you invoice a client for freelance work, you’re essentially starting an open invoice. Also known as an outstanding invoice, this statement is an official request…
May 6, 2023
5 min
How Do I Invoice a Self-Employed Client?
BUSINESS SCENE
How Do I Invoice a Self-Employed Client?
Is it mandatory to send an invoice? Yes–sellers and service providers must provide bills to their customers or clients to get paid, and this is true…
May 5, 2023
5 min
Is It Mandatory to Send an Invoice?
SOLOPRENEUR
Is It Mandatory to Send an Invoice?
An invoice is a bill of the products or services that a seller or service provider renders to a customer or client. It includes a list…
May 5, 2023
4 min
What Is a Lawyer’s Invoice Called?
BUSINESS SCENE
What Is a Lawyer’s Invoice Called?
A lawyer’s invoice, also known as an attorney’s invoice or a legal service invoice, is a bill that lists the services that a lawyer or a…
May 5, 2023
5 min
Is an Invoice a Contract?
BUSINESS SCENE
Is an Invoice a Contract?
Invoices and contracts are essential documents that help establish the terms and conditions of a transaction. And just like you may wonder if an invoice is…
May 5, 2023
4 min
Is an Invoice a Bill?
BUSINESS SCENE
Is an Invoice a Bill?
You may have heard the words “invoice” and “bill” used interchangeably, but this is not always right. In this guide, we’ll discuss the important differences between…
May 3, 2023
4 min