Detailed Answer
Negotiation in federal contracting:
**Negotiated Procurements (FAR Part 15):**
- Discussions allowed with competitive range
- Can negotiate technical approach
- Price negotiations during discussions
- Final proposal revisions
**Sealed Bidding (FAR Part 14):**
- No negotiation allowed
- Lowest price wins
- Must submit best price upfront
- Bids are final
**What's Negotiable:**
- Technical approach modifications
- Pricing structure
- Staffing levels
- Schedule/timeline
- Terms and conditions (limited)
**What's NOT Negotiable:**
- Material RFP requirements
- Legal requirements (FAR clauses)
- Set-aside status
- Fundamental scope