Sometimes the basic one‑to‑many simplicity of forwarding e‑mail isn’t full‑featured enough, especially since it requires a lot of manual entry of e‑mail addresses. If you are going to send a newsletter or any regular e‑mail to many people, you’ll probably want to set up a mailing list. You create one by clicking the Add List button and then filling in the name of the list, the domain name it should come from, and the mailing list administrative password. Then click Create. You will be shown that several files and entries were created to handle this new mailing list. Click Go Back and then click on the Edit List button to finish setting up the mailing list.
Once you enter your mailing list administrative password, you have access to all the features of the Mailman mailing list software. Mailman is very full‑featured, but it has so many features that it is beyond the scope of this book. Mailman does have built‑in help, which should be enough to answer most of your questions...