When Sarah Painter moved back to Auckland from Taupo earlier this year, she couldn't believe that the city had transit lanes for cars carrying more than one passenger, but very few cars in them.
Not wanting to resort to the blow up doll in the passenger seat solution she started carpooling, and this week she's organising a carpool day to encourage other Aucklanders to do the same.
She spoke to Sunrise on Monday the 3rd of August - watch the video on the TV3 website!