Breach of promise

After several messages and prompts, i preregistered for the S6 early application with a chance to win wireless charger and free cover. Got an sms to say I'd been \sucessful "and I'd be getting a call the next day... several days later I called in and they say it must have been an error and they can't help. I wanted to escalate the issue and was told he would chalk back with the same answer. I requested a call from someone to address the issue.. it's been 5 days... still waiting..."""