Abstract
Most of the projects introducing ERP package software set their goals in business process reengineering and cost-savings, using standard business models offered by those packages. In fact, there are many projects that have achieved their goals successfully, but on the hand, there are many stuck projects that have faced difficulties in persuading clients and saving development costs. In project management, understand merits and key points of ERP package software is the key success. In this paper I will describe the key problems and countermeasures for leading projects introducing ERP package software to the success.