Beware of the T&C below:
Please allow 4-6 weeks from account funding for the first half of Starpoints to appear in your Starwood Preferred Guest account. Account must remain open with minimum funding for 6 months from date that first half of points are posted to your account at Starwood. After that time, allow 4-6 weeks for the second half of the points to appear in your Starwood Preferred Guest account.

Also, Ameritrade charge $20 for wiring fund out of the account.