ShareBuilder is offering a $50 Bonus for opening an account and transferring your current brokerage account.  ShareBuilder is an investment service that claims to make investing easy and affordable for everyone.  They offer reduced commissions and have eliminated account minimums and maintenance fees.  More information about their accounts is here.

ShareBuilder- Welcome page

See:
http://content.sharebuilder.com/mgdcon/jump/consumer/transfer/index.htm