At first, I made $18.50 an hour — a little less than what I earned as a teacher.

So you agree the headline is a lie because she was not making 50% more by switching to work at Costco but by finding a job with vertical promotion possibilities and getting a corporate job using her degree which few would be able to follow in her footsteps cause their is limited positions.

She took a pay cut to work on her feet all day.

This is a recruiter article bragging about how much better it is to work for Costco and they try to make the pay cut seem like not a big deal when there is vastly different perks and benefits.