Public Procurement Bureau (PPB) manages and operates the Electronic System for Public Procurement (ESPP), which is one of a kind computerized system, available on the Internet website, which provides for filling in and publishing the contract notices, notices for simplified competitive procedure, contract award notices, records on simplified competitive procedure, cancellation of procedures, carrying out contract award procedures by using electronic means (using electronic devices for data processing and storing), as well as carrying out electronic auctions and submission of final price.