I keep looking at the Dell XPS 15, but several colleagues at work have horror stories about Dell laptops with faults and bad service. I've seen similar stories

I keep looking at the Dell XPS 15, but several colleagues at work have horror stories about Dell laptops with faults and bad service. I've seen similar stories online. At least with Apple I can walk into the store and talk to somebody face-to-face. (UK-based, here).