Well, Management is 100% needed if you dont know anything about Linux

On a dedicated server, your profit is less unless you've got enough clients. and for reseller account, its fine unless you are on a unreliable, unprofessional webhost.

SImmply say, dont go with profits or budget, if you want quality, you will need to empty your pockets a little but that doesnt matters for your sites/business giving you many times the expenditure..