This guest host

host Andrew Horowitz, Money Manager and host of the Disciplined Investor Podcast.

Today on Money Girl, we will take a look at the seven most common mistakes

investors make and the lessons that we can learn from them.

Several listeners have written in and asked how to avoid the most common new investor missteps.

What am I talking about? Think back for a second.

Have you ever found yourself saying,

that was stupid? I know I should have done better.

Or why did I sell that stock or even why did I listen to Uncle

Irv's stock tip? And do you have that condition I call Red Farhead Syndrome? You know, when you bang your head on the desk over and over because

you feel you made a stupid mistake when investing.

Help has arrived. Believe it or not, even Warren Buffett has made a mistake or two during his illustrious 40 years of investing.

So, you should expect to make some mistakes yourself.

The trick is to recognize your mistakes and learn from them.

Mistake number one, using too much margin.

Margin or borrowing to leverage your investments is known in investment circles as free money.

But the truth is, many times it is exactly the opposite.

If you use too much borrowed money and your margin investment start losing, your losses will be compounded.

Remember, eventually you will have to pay back the money that was borrowed and if you didn't use margin

wisely, you can really be in for some financial pain.

If you use margin without discipline, you might as well just throw your money out of window.

You'll get the same result.

...