How to pronounce “unadvertised” in English

On Gigwalk, a jobs marketplace like Mechanical Turk that assigns tasks through smartphones, workers who don't respond to tasks within 30 minutesare penalized. This fact is unadvertised, which makes it even more difficult for workers who may not realize why they're not getting the kinds of tasks they were being offered before.Not long ago, I took a car through Hailo, a taxi through Hailo, to take my cat to the vet.