In the agri-food sector the SMEs demand more efficiences in marketing, logistics, production planning and controlling, bookkeeping and information services. For these tasks they need correct information in any time and anywhere. The best solution can be an integrated information system, an ERP system. The tendency is that these types of organization introduce ERP system successfully. It can give a flexible solution, enabling us to meet and exceed our business requirements. The introduction of a computerized information system, similarly to any other investment requires pre- and post calculations for the economic efficiency, repayment and efficacy of the fixed assets and if possible for its profitability as well. In small enterprises human resources are restricted. For this reason project analyse are neglected in most of the cases. The SMEs and ERP dealer need tools for selecting the right system and evaluate the investment