Seasonal hiring: what is paying well this year? after 9 years as a social media manager

A retailer and two warehouses near Salt Lake City are hiring seasonal staff. I am in Salt Lake City, in case local advice matters. Hours ramp up in the coming weeks. Which employers treat seasonal workers well?

Keep everything in writing and save the confirmation numbers. It saved me later.

Keep a list of supervisors' names. A reference from one of them helped me land my next job.