Margin accounts allow investors to borrow against their portfolios to buy more securities. Margin can turbocharge your returns when stocks go up, as profits are made on the full position size ...

While cash accounts only let you invest the amount of cash you have in those accounts, margin accounts let you use margin, i.e., borrowed money. You essentially get a loan from the broker for a ...

Ryan Wilcox is a full-time Personal Finance Writer at Motley Fool Money, covering credit cards, bank accounts, investing, auto insurance, and other personal finance topics. Ryan has been writing about ...