Turning your daughter out for webcam modelling is a neat idea, she may be a bit niche/specialist ciggie.
Good for bringing in repeat twisted punters who spend a lot splashing their tainted seed over images of your daughter but you will miss out a stream of income from regular, browsing clients.
Perhaps feed one daughter up, starve one and have the fit normal one pushing stuff up her arrsehole. You’ve then got the anorexic, BBW and general perverts all covered. You could combine and do the “incest is best” “bad dad fucks his anarexic\BBW “ shows/sets