I'm thinking the advantadges too. Let's say you have a hosting company and in the future you want to add XXX feature wich is new to the market. You can add it e

I'm thinking the advantadges too. Let's say you have a hosting company and in the future you want to add XXX feature wich is new to the market. You can add it easily and charge it later. With packs you need to address wich plans will have it, then apply and everyone will have this even if they don't use it.