Looking through the next pile of ads in your mailbox, we can stumble upon a notice of a registered letter, the sender in which the mysterious “Moscow 74” is indicated. Quite often, a similarly mysterious code “F.22” is also placed in a corner on such a notice, which also does not add clarity to the recipient of such a notice. From whom did the registered letter Moscow 74 come, what could be in it, and what to do when receiving such a notice? We will tell in this material.
