x) Public Schools Finance Board: http://www.edu.gov.mb.ca/k12/finance/ (y) Red River Valley: http://rrvsd.ca/wp-content/uploads/2015/09/DJB-Purchasing-Procedures.pdf z) River East Transcona: http://www.retsd.mb.ca/yourretsd/Policies/Documents/DJB.pdf aa) Rolling River: http://www.rrsd.mb.ca/governance/PolicyManual/Pages/default.aspx