The software is a multi-thread program which means you can connect to different servers at the same time. And each server you can set a number of connections at the same time. For example, you have 2 SMTP servers, each you set 5 threads, and you use 3 DNS servers each with 2 threads, that means the program will launch 16 connections to send e-mails at the same time. It will speed up your sending process significantly. The program is able to send e-mails via SMTP servers. You can put many SMTP servers in the server list to carry out your e-mail campaigns. If the servers required authentication, when you put servers into the list, you could input the username and password. The program also support direct-sending e-mails to recipients. You have to put some DNS servers into the server list to help the program send e-mails. You can also launch the sending process with both kinds of servers. Some e-mails will be sent via SMTP servers, meanwhile others will be sent directly. When you do not have many SMTP servers to carry out your e-mail compaign, it could be very helpful. The e-mails could be customzied with recipients data. Using tags in e-mails, the program will replace them with recipients data. It helps you to make each e-mail is unique and achieve better results for your e-mail campaigns. You do not have to build recipients list manually. The program supports loading recipients data from text files, Access database files, Excel worksheets and other databases. It is very simple to load data. You even do not have to know how to operate database. On the other hand, if you are a database expert, you can write your own SQL command to load data as the way you want. It helps you to organize your recipients list easily. If you can not finished a e-mail campaign and want to resume it later, you can save the campaign as a project.The program can resume the campaign with log information to avoid sending repeated message to the same recipients.

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