|Benefits the one who tells it. Harms the audience.
|Telling things for sale to make exchange.Value for profit.
|The propagator sacrifice to give benefit to audience.
Take note that this classification is not absolute especially marketing. Many marketing these days leans towards propaganda. It’s just a matter of degree.
Another thing is that one man’s propaganda is the other man’s da’wah. The classic problem of freedom fighter vs terrorist/separatist.