It might be tempting to swing over into the merge lane to get ahead of a few extra cars on the highway, but that can be ...

Q: At a freeway on-ramp, is it illegal to merge early by driving across the white lines before the lanes merge, or is it just discouraged? If it’s illegal, what law would you be breaking?

Think you can briefly exceed the limit for safety? Think again. The law is absolute. We investigate the rules on merging and overtaking. I’ll never forget the near-paralysing fear of merging onto a ...