The following is the domain checklist:

• Are 4GL facilities used?
• Can the user organization define reports easily?
• Have hardware, network, system software, programming environment, and DBMS been selected that are appropriate for the application concerned and that fit to the rest of the infrastructure?
• Have hardware, network, PCs, system software, and DBMS been chosen that are tuned to each other and to the applications?
• Has an objective definition been made for the quantity of processing capacity needed by the information system (centrally or decentrally) to match all functional and quality requirements?