When a young Yelp employee complained recently online that her $12-per-hour salary wasn’t enough to live on in pricey San Francisco, she was a mocked on the Internet. She had good intentions — calling attention to low starting pay that many young workers accept — but her action may now follow her throughout her career, The New York Post reports.   Before you accept a new position, understand your own finances and the job’s entire pay package with benefits, says Joan Kuhl, who consults for companies who hire millennials.  “You have to have your eyes wide open when you take a job.”