subject: Merchant Account And Its Benefits [print this page] You must be ready with all your documents and information to establish the authenticity of your online business. You may be asked to submit letters from your bankers to prove that you really need a merchant banker to handle online transactions. While narrowing down your choice of the perfect merchant account for your business, it is preferable to ask for guidance from experts in the field or seniors who have had the experience of setting up a merchant account.