They are written to clients prospective customers managers employees and business partners among others. Knowing the different reasons to write a business letter can help bring success to individuals and companies in business. 40 Letter Of Introduction Templates Examples Proposal Letter Letter Templates Lettering By using an improper letter layout you immediately draw attention to the format rather than the message. Importance of knowing how to write a business letter . You can harness the purposeful attention-getting nature of letter writing as you go about your life as a small business owner. He has the primarily responsibility to make a letter purposeful and effective. Business correspondence helps a company connect with partners and stakeholders. Business letters are very important the reason being that they serve as a formal method of communication between people. Business letters relieve busy executives from visiting personally their clients and other concerned parti...