There have been suggestions before on the stagecoach or letting a wagon carry more people, but how about this:   select wood bench, right click wagon, install.  Repeat with up to 4 benches.  The top disapears and you have a people mover.  Driver, 2 to each of the 4 benches and 1 riding on the tail, giving transport to 10 total.   We have an alt addiction in this game.  Let's finally get some love to people transport over land