The appearance of your direct mail and transactional mail is, of course, very important. However, all that time you spent on developing and producing your mail is wasted if the data and address details are incorrect. Each month, businesses are wasting money and time due to a database filled with bad address information. Thankfully, there are a number of companies that will help you fix this dilemma. And to save you from searching, here are 5 companies that may have just the solutions and expertise to help you. Contact them today.