PINS – Rule Twenty-eight: Advance Against Hidden Enemies We have to advance, most probably against hidden enemies. This is because, just like any really good game, we can’t be bothered checking the rules we wrote earlier. So best just advance. A photograph of a photocopy of some notes made about hidden enemies in the 1970s. You can’t see them because they are behind a screen. Remember, when hiding from your enemies, keep your notebooks pocket-sized and write in fountain pen. A photograph of a photocopy of some notes made about shuffling cards for a game in the 1970s. You can’t see them because they are face down. Remember, when hiding from your enemies, keep your notebooks pocket-sized and write in green felt tip. A photograph of a photocopy of some notes made about hidden lands where enemies live in the 1970s. You can’t see them because they are lands in another dimension. Remember, when hiding from your enemies, keep your notebooks pocket-sized and write in fountain pen and blue felt tip.