Obligitory:
This phrase doesn’t mean what everyone thinks it means. “The customer” != you, “the customer” refers to the market as a whole.
As in if I run Bob’s Hat Emporium and I only sell red hats, and purple hats become the latest fashion, well I best goddamn stock some purple hats.
It doesn’t mean that you gets this scarf for free because you found it in the wrong section, Carol.
It’s definitely not a literal rule that says do whatever a customer wants, but I think of it as a motivational concept to encourage employees to give customers what they want whenever possible, and if they want something you can’t give them, act sympathetic to them as if they’re right.
I don’t make costumes, does that make me wrong or left?
I’m pretty sure the customer is on the left in this comic.
Sir, this is a wendy. Next time complain at the store you got the suit from