Approval Workflows - Videos (Portfolio Financials) Last updated Save as PDF Tip To browse and search all Procore training videos, visit our video library. Sending a Tender For Approval Approving or Rejecting a Tender Sending a Contract For Approval Approving or Rejecting a Contract Sending an Invoice For Approval Approving or Rejecting an Invoice Sending a Change Order For Approval Approving or Rejecting a Change Order