BROCODE
| Date | Clue |
|---|---|
| 2026-05-03 | Unspoken set of rules between dudes |
| 2024-12-22 | Dudes abide by it |
| 2024-10-25 | Male protocol popularized by "How I Met Your Mother" |
| 2021-12-05 | Male etiquette, as described by Barney Stinson on "How I Met Your Mother" |
| 2021-09-05 | Set of rules popularized by "How I Met Your Mother" |