The program which can both in automatic, and in a manual mode to catch the SPAM. Itself forms lists of the White and forbidden senders. Can use adjusted rules of definition and processing of incoming mail. Does not depend on the post client of the user. From a server retrieve only heading of the letter, and at detection of the SPAM delete the message, not downloading - essential economy of the traffic.
Maybe there was a Russian password somewhere. Help consisted of "about" and "send message to support." The language choice was the weirdest thing. It had "??????? (Russian)" or "(English) ???????". If I could have given this half a star I would have.