Easy, convenient and cost effective. Waited no more than 30 minutes for our shuttle. Much cheaper than a cab.
Did not turn up until hotel chased them when they diverted another driver. A bit stressful but made the flight on time. When did arrive, driver was not apologetic but got us there!
It only tells you in the small print that you need to book a day early. We just missed that so had to take a cab - would not recommend