A powerful technique for building your reputation with a defined audience over a period of time is to regularly send them a newsletter, which can either be free or paid subscription. Newsletters can be used to position you as an authority in your marketplace, to build closer relationships with clients. You can use them to educate your target market so they can make more informed and more frequent buying decisions or educate them to the full extent of your services and how you can add value through those services.
Sales leads are generated on the basis of demographic criteria such as FICO score (United States), income, age, household income, psychographic, etc. These leads are resold to multiple advertisers. Sales leads are typically followed up through phone calls by the sales force. Sales leads are commonly found in the mortgage, insurance and finance industries.