Computerization has allowed us to now watch more markets than was once possible. Regardless of this technology, however, greed can often cause us to take more than our mental energies will allow. Even the most sophisticated system cannot produce the best results if you have your hand in eight different markets. I cannot stress the importance of finding a personal trading niche and staying focused. The markets are not a candy store.
Successful trading requires work.
Make sure you get the best return for your efforts by not spreading yourself to thin. THE SAME Learn to adjust the size of your positions and the frequency of your trades for different markets. The same is true with margin requirements. Just because you are comfortable trading 10 bonds, don't believe you'll feel at ease trading 300 corn. As you progress in your trading, you will develop a comfort level I refer to as the sleeping position.