My phone number was hidden - that's why they would ring me at work, having looked up the company phone number. They would also spam (more often) via LinkedIn me

My phone number was hidden - that's why they would ring me at work, having looked up the company phone number. They would also spam (more often) via LinkedIn messages. Of course, no privacy settings make any difference when the recruiters offer prizes to your friends if their recommendation leads to a placement. iPads are often given away around here in exchange for contact details if they lead to a hiring.