Business Emails Database What are the advantages of using Business Email Database? In a nutshell, this service provides you with your own business email database which you can use for all your marketing campaigns. Moreover, you will also be able to tap more potential customers as you can send them regular newsletters. You can easily control the distribution list of your newsletters and you can easily customise the content of the emails. It will also give you the opportunity to connect with other users of this service on a personal level which will help you promote your products and services.