(c)(2) A total of no more than three proposals shall be a working goal in establishing the competitive range. Field installations may establish procedures for approval of competitive range determinations commensurate with the complexity or dollar value of an acquisition.

(e)(1) In no case shall the contacting officer relax or amend RFP requirements for any offeror without amending the RFP and permitting the other offerors an opportunity to propose against the relaxed requirements.