what is proforma invoice

Invoice management, irrespective of its boring nature, is a critical task that a business must attend on a day to day basis. Right invoice management is vital for successful cash flow management and hence it is imperative to know what different kinds of invoices are used in businesses. Proforma Invoice is a significant part of the invoicing process and also an aspect with a lot of ambiguity around. What is a proforma invoice and when should one use it is a most commonly asked question.