Prepay usage as a percentage of overall mobile phone access has increased sharply over the past several years. However, the recharging process is still largely manual with personalization provided by the user. The MOBIE system described in this paper shows the future service of automatically recharging the prepaid account of a mobile phone in a personalized manner. Special attention is given to the use of industry technology to implement the MOBIE system. The paper addresses some of the difficulties encountered in that process.