Thanks to evolution, sillycat, oldgordon, wayneluo！
欢迎补充，谢绝转载。
Summary: Open a brokerage account and a mysmart cash account,
get up to $400 + 25000 miles
NOTE: This deal seems dead as of late last December,
at least for mysmart cash account.
Take your own risk.
娱乐尚可，切忌贪心。奖金随缘，勿扰施主。
1. How to get bonus?
fidelity经验 http://www.mitbbs.com/article/Money/21495735_3.html
fidelity promotion $300 + up to 25000 miles YMMV http://www.mitbbs.com/article/Money/27055378_1.html
2. Why open
