Withdrawal or Modification of Proposals. An offeror may modify or withdraw its proposal via the District's E-Sourcing system at any time before the closing date and time for receipt of proposals.
Withdrawal or Modification of Proposals. An offeror may modify or withdraw its proposal upon written, telegraphic notice, or facsimile transmission if received at the location designated in the solicitation for submission of proposals, but not later than the closing date and time for receipt of proposals.