All companies need invoices. Firstly, you won’t be able to receive money for products or services without it. But most importantly, an invoice is a key document for your accounting.
Accurate invoice management provides a company with a full picture of sales, taxes, relations with customers. As a result, proper invoice management can help you make decisions based on these insights briefly and in time. It can also protect your company in the case of an unexpected audit or governmental inspection — just keep your invoices accurately stored, accounted for, and don't forget to pay attention to the wise words of your accountant.