Choosing a bike rack to get you from point A to point B is one thing. But securing those bikes can be a pain. If you have a towbar it might be as easy as fitting a Westfalia 2 or 3 to the back. Don't have a towbar? Treefrog's vacuum cups work amazing but it is vital that the roof is clean before they are mounted. Then it is as easy as removing the front wheel and attaching the fork with quick-release levers or thru-axles.