If you have a business, you should consider using a service to help you with your direct mail campaign. There is a company called Martin Worldwide that has a product called ResponseCom that can help you with your Travel leads. No matter what industry you are in, including health and fitness, this is something that can really help you keep track of your database and direct mail needs. They have a unique feature where they back their database up in print just in case the system crashes. However, they've been in business for around a decade so they have had a lot of practice getting things right. If you have a business, you know you need all the help you can get to make things easier.