Green Dot, the fourth largest issuer of prepaid cards in the U.S., will pay $141 million to acquire UniRush, a general purpose reloadable Visa prepaid card program manager and Visa payroll card program manager. UniRush will earn another minimum of $4 million annually in earn-out payments for five years. Earn-outs could be higher for any year in which revenue targets are achieved. At closing, UniRush will be debt-free and cash-free with the exception of working capital. The acquisition is expected to close this quarter. UniRush moved its cardholder account processing to Mastercard Payment Tr...