One of the essential skills needed by animators and digital artists is the ability to get paid on time. As a freelancer, you need to know how to invoice a client.
Invoicing, like most life skills, is obvious when you know how, but confusing when you don't.
The basic ingredients are: your name and address, your contact details, your bank details, today's date, the invoice number (start with no 1), the amount owed, and your payment terms (generally 2 weeks to a month)
Below is brief summary of how to get it right.