The proof of the pudding is in the eating, so your proof would be reliability of the connection to the individual, if and when problems occur. Having said that, I did use CCL a couple of years ago, and their service was very good at that time.
The Evil Within 2 review-in-progress
InVision Studio takes on Adobe XD and Sketch
Camera tips to take better iPhone photos
Comment transformer un iPhone en borne Wi-Fi ?