You can’t scale on “ROAS”

This is a quick rant –

But you can get a 6 ROAS on a $100 a day spend. You’ll make $600 in sales.

But wouldn’t you rather spend $1000 a day on a 3 ROAS and make $3000 in sales?

Exactly.
ROAS isn’t a scalable metric.
There for, its trash.
ROAS = TRASH