Letterhead Envelope: Identity packages are crucial in helping to shape a potential customer's first impression of your business. Custom envelopes and print letterhead not only add respectability and credibility to your business; they can also help to retain a customer or inspire a referral. The look and feel of the stationery you distribute has a subtle but powerful impact on even your most long-standing customers, shaping their attitudes toward your company. Is your company just starting up? Give the impression that you've been in business for years with a cohesive identity package. This will make customers feel secure in their decision to do business with you.