One of the biggest safety concerns you'll run into on a Phuket vacation are the dangerous rip tides and undertows at the beach, especially during monsoon season, which stretches from June to October.
The best way to get around Phuket is by tuk-tuk, though occasionally you might have to rely on another mode of travel ... so consulting a GPS and several maps is highly recommended.
Relatively untouched by mass tourism ... activities are all available on site. Bang Tao Beach, the beach for all occasions ...