Postman postman = new Postman.Default(
  new SMTP(
    new Token("user", "password").access(
      new Protocol.SMTP("smtp.gmail.com", 587)
    )
  )
);
postman.send(
  new Envelope.MIME()
    .with(new StSender("Yegor Bugayenko <yegor@jcabi.com>"))
    .with(new StRecipient("Jeff Lebowski", "jeff@gmail.com"))
    .with(new StSubject("dude, how are you?"))
    .with(new StBCC("my-boss@jcabi.com"))
    .with(new EnPlain("Hi, long time no see! :) Check my pic!"))
    .with(
      new EnBinary(
        new File("/tmp/picture.gif"),
        "my-picture.gif",
        "image/gif"
      )
    )
);