አቅራቢዎች ሊሆኑ በሚችሉ ወጪ የንድፍ መስፈርቱን የሚያሟላ ምርት ሊያቀርቡ እንደሚችሉ ለማረጋገጥ በዲፓርትመንቱ ውይይት ይደረጋል ፣
Inter-departmental discussions should take place to ensure that potential suppliers can provide a product that meets the design specification at the required cost;