Feel free to recommend other additions and / or corrections.
I liked the previous version, and this is in a similar vein.
2.8 - There's a hiker in my way. Do I just run over him? Probably best not to. Always be as nice as you can to hikers - a little effort goes a long way towards cordiality. On the downside, you score fewer points.
May be worth commenting that they can be a sod to wash off the bike afterwards if you let them dry.