How is upselling not commercial promotion?

What do you think the selling part of upselling is referring to. It is for commercial promotion.

	▲	wolvoleo 2 hours ago \| parent \| next [-]
		I know, but I'm referring to the "not an ad" part. Ads are literally commercial promotion.
	▲	lowbloodsugar an hour ago \| parent \| prev [-]
		Your argument is “It’s not an ad, it’s a commercial promotion”?