(a) Bidder agrees that this bid is firm and irrevocable within the acceptance period specified in the Invitation (or, if not specified, not less than ten or more than 60 days).
(b) The right is reserved to reject any or all bids, to waive any technical defects in bids, and, unless otherwise specified in the offering or by the Bidder, to accept any one item or group of items in the bid. Unless the invitation provides otherwise, bids-
(1) May be on any or all items;
(2) Must be submitted on the unit basis specified for that item;
(3) Must cover the total number of units designated for that item; and
(4) Unit prices govern.
