To launch a direct mail marketing campaign, a business mailing list is needed. To meet up b2b date list requirements, over 60,000 lists are pouring in from data list service providers. This increasing number of mailing lists coming from across the world complicates the scenario to pin down on the right list and make the most of a list.The b2b data list you choose must be used in a way that maximises conversion without having you to waste too much of your valuable time in sending repetitive mails. There is no single success formula of using a business mailing list. You need to direct your direct mailing campaign in methods that ensure you reach maximum number of potential customers and your mails do not land up as junk mails. So what are right ways?First of all, you need an access to a company providing business mailing service. These companies being accessible in flooding numbers are not a difficult task to find one. These data list agencies create massive compile b2b lists as well as response b2b mailing lists. Compiled list comprises huge databases of businesses that are populated by collecting information from diverse sources including directories, annual reports, credit bureaus etc.Opt for such a mass business mailing lists if your direct mail marketing campaigns are intended to be a mass mailing campaign. However, if you have thought of a niche based mailing campaign, switch to a targeted database revealing information from businesses including particular departments or employees inquired for a particular service or product. A business mailing list containing targeted information increases odds of conversion as the list as it enlists businesses and employees who take subscriptions to magazines, e-books, used and returned product/services warranty cards etc.The business list must contain the key employees, head of the department that handles sales and purchase decision, managers or other main decision makers of the company. The list must contain their names, designations, addresses and email addresses to reach out to them and wind up the deal by shooting minimum possible mails.