The document defines key terms related to public procurement rules in Pakistan. It defines bid, bidder, competitive bidding, supplier, contractor, emergency, e-Procurement, framework agreement, most advantageous bid, repeat orders, call off order, unsolicited project proposal, value for money, blacklisted, cross debarred, and corrupt and fraudulent practices. It also outlines some basic principles of procurement, including conducting procurements in a fair and transparent manner and ensuring value for money. The scope and applicability of the rules are described, along with provisions for international commitments superseding the rules.