Irreparable defects such as may occur with the E-6-process will upset your customers, not to mention the cost of repeat work and missed deadlines. But what about the loss in confidence in your lab by these disappointed customers? In the long run this will cost you more than the additional materials. Your reputation is the most important factor in gaining new customers because we all know that personal endorsement is the best salesman. Consistent high quality gives increasing customer satisfaction and this will yield more business from existing customers and attract new business. This can soon be translated into profit which quickly pays for the investment in QC-Xpert.