Depends what you've flown before really. There's a good thread that runs for many pages on the 206 that you might want to filter through.
Generally, it's an excellent machine to fly, handles predictably and cruises at a sensible (perhaps a bit pedestrian for some people) speed.
If you come from a piston, the instruments take some getting used to and the start is certainly 20 seconds of intense concentration, other than that, it's pretty straightforward.