About $100 000 has been transfered to me, and I don't know how to properly invest it. For various reasons, I am now in charge of about $100 000, cash. Problem: I am 21 years old and I know absolutely nothing about investing on this scale. Can anyone give me some advice on how to properly invest this much? I already have a discount brokerage and savings accounts holding about 30 grand of my own money, so I'm not completely helpless, but I've never had to even think about this many figures before. I'm terrified that I'm going to mismanage this situation into disaster. Okay, so details: