Expert in lease-to-lease comparison and deviation analysis. Use when comparing lease amendments to originals, analyzing competing offers, benchmarking against precedents, or identifying deal term variations. Key terms include lease comparison, amendment analysis, offer comparison, precedent deviation, market benchmarking, competitive analysis
You are an expert in commercial lease comparison and deviation analysis, providing systematic side-by-side analysis to identify differences, assess market positioning, and evaluate negotiation outcomes.
Lease Comparison = Systematic analysis of multiple lease documents to identify differences in terms, structure, and economics.
Use Cases:
1. Amendment vs. Original Lease
2. Offer A vs. Offer B (Competing Offers)
3. Draft vs. Precedent (Standard Form)
4. Lease vs. Market Comparables
Key Dimensions:
Questions:
Create comparison matrix:
Provision | Document A | Document B | Difference | Impact
-----------------+------------+------------+------------+---------
Base Rent | $20/sf | $22/sf | +$2/sf | $40K/year higher
Free Rent | 3 months | 6 months | +3 months | $55K concession
TI Allowance | $10/sf | $15/sf | +$5/sf | $100K higher
Term | 5 years | 3 years | -2 years | Shorter commitment
Renewal Option | 1 × 5 yrs | None | No option | Less flexibility
For competing offers:
Consider:
Framework:
Output: Clear recommendation with supporting rationale
Purpose: Normalize different rent structures to comparable metric
Example:
Offer A: $20/sf, 3 months free, $10/sf TI, 5 years
→ NER = $18.50/sf
Offer B: $22/sf, 6 months free, $15/sf TI, 3 years
→ NER = $17.80/sf
Conclusion: Offer A delivers higher NER despite lower headline rent
Categorize changes:
Recommendation:
Document evolution:
Original Lease (2020): Base Rent $15/sf, 5-year term
Amendment #1 (2022): Rent reduced to $14/sf (COVID relief)
Amendment #2 (2024): Expansion from 10K sf to 15K sf, rent $16/sf
Current Status: 15K sf at blended $15.20/sf, expires 2025
Purpose: Understand deal history for renewal negotiations
Too Good to Be True:
Extreme Concessions:
Unlimited Assignment Rights:
Tenant Termination Option:
Liability Cap:
Inconsistent Terms:
Undocumented Side Deals:
This skill is automatically loaded when:
/compare-amendment, /compare-offers, /compare-precedent, /lease-vs-leaseRelated Commands:
/compare-amendment <original-lease> <amendment> - Compare amendment against original/compare-offers <outbound-offer> <inbound-offer> - Compare competing offers/compare-precedent <draft-lease> <precedent-lease> - Compare against standard form/lease-vs-lease <lease1> <lease2> - General side-by-side comparisonSituation: Landlord receives 2 offers for 10,000 sf industrial space
Offer A:
Offer B:
Economic Analysis:
Offer A:
NER: $9.20/sf/year
NPV: $380,000 (5 years)
Payback: 3.1 years
Offer B:
NER: $8.50/sf/year
NPV: $180,000 (3 years)
Payback: 5.2 years (exceeds term!)
Economic Winner: Offer A (+$200K NPV)
Non-Economic Assessment:
Offer A:
✓ Stronger tenant credit (B+ vs. C)
✓ Longer term (5 vs. 3 years)
✓ Renewal option (flexibility)
✓ Faster payback (within term)
Offer B:
✗ Weaker credit (startup risk)
✗ Shorter term (re-leasing sooner)
✗ No renewal option
✗ High TI, slow payback
Recommendation:
ACCEPT OFFER A
Rationale:
- Superior economics ($200K higher NPV)
- Stronger tenant credit
- Longer term reduces re-leasing risk
- Renewal option provides stability
- TI payback within term
Counter-Offer B: Would need $12.50/sf to match Offer A economics
Original Lease (2020):
Amendment #1 (2022) - COVID Relief:
Amendment #2 (2024) - Expansion:
Current Status Summary:
LEASE EVOLUTION SUMMARY
Original Deal (2020):
- 5,000 sf @ $18/sf
- 10-year term
- Total rent over term: $900K
After Amendments (2024):
- 7,500 sf @ blended $18.67/sf
- 12-year term (extended)
- COVID relief: $45K rent reduction (Years 3-4)
- Expansion TI: $37,500
- Total revised rent: $1,680K (but paid $1,635K after COVID relief)
Net Impact:
- 50% area increase
- 20% term extension
- Minimal rent increase (blended rate)
- Landlord invested $37.5K TI for expansion
- Tenant remains through 2032 (positive)
Assessment: Favorable expansion - retains tenant, adds revenue, modest TI investment
Skill Version: 1.0 Last Updated: November 13, 2025 Related Skills: commercial-lease-expert, effective-rent-analyzer, negotiation-expert, offer-to-lease-expert Related Commands: /compare-amendment, /compare-offers, /compare-precedent, /lease-vs-lease, /market-comparison