 Before the day approaches, thousands of college students and young workers post messages describing their plans for this day.In Arabic numerals, the day looks like "1111", that is, "like four single people standing together", and there was speculation that it originated in the late 1990s when college students celebrated being single with "a little self-mockery" but a differing explanation dates it back to events in the Roman Empire.For many, Singles' Day offers people a way to "demonstrate their stance on love and marriage.