When I worked in a cable co call center a customer tried to negotiate a bigger discount by arguing that I couldn't prove the service was working while she was s

When I worked in a cable co call center a customer tried to negotiate a bigger discount by arguing that I couldn't prove the service was working while she was sleeping. I relented because it was going to cost the company more for me to stay on the phone than it did to just give her another 2 days worth of credit.