I will e-mail you back a referral for ING Direct. Once you signup ($250 minimum deposit), a $30 bonus is added to your account. After 30 days you can withdraw the $30 and your opening deposit. There are no early-closure fees, and no minimum balance to maintain. 4.75% APY. ING’s fine print here.
I will also e-mail you back a referral for VirtualBank. Once you signup ($100 minimum deposit), a $20 bonus is added to your account. You can close this account after 90 days, and keep the bonus. 4.6% APY. VirtualBank’s fine print here.