lease-comparison-expert

name	lease-comparison-expert
description	Use when comparing a lease amendment to its original, evaluating competing inbound vs. outbound offers, benchmarking a draft against a standard precedent form, or producing a side-by-side deviation analysis to support a deal recommendation.

Lease Comparison Expert

Overview

Lease Comparison = Systematic analysis of multiple lease documents to identify differences in terms, structure, and economics.

Use Cases:

1. Amendment vs. Original: Track changes over time
2. Competing Offers: Evaluate multiple tenant proposals
3. Precedent Deviation: Ensure consistency with standard form
4. Portfolio Benchmarking: Compare similar leases across properties
5. Market Analysis: Benchmark against comparable deals

Core Concepts

Types of Comparisons

1. Amendment vs. Original Lease

• Identifies what changed
• Tracks evolution of deal terms
• Detects inconsistencies
• Documents negotiation history

2. Offer A vs. Offer B (Competing Offers)

• Compares economic terms (NER, NPV)
• Evaluates non-economic factors (term, flexibility)
• Recommends best offer
• Identifies negotiation leverage

3. Draft vs. Precedent (Standard Form)

• Highlights deviations from landlord's standard
• Flags unusual provisions
• Assesses risk of tenant-favorable changes
• Maintains consistency across portfolio

4. Lease vs. Market Comparables

• Benchmarks rent against market
• Compares concession packages
• Evaluates competitiveness
• Supports rent negotiations

Comparison Framework

Key Dimensions:

1. Economic: Rent, escalations, concessions, costs
2. Term: Duration, renewal options, termination rights
3. Flexibility: Assignment, subletting, expansion, contraction
4. Risk Allocation: Insurance, indemnity, environmental
5. Operational: Use, hours, parking, services
6. Legal: Default, remedies, dispute resolution

Methodology

Step 1: Define Comparison Scope

Questions:

• What are you comparing? (2 offers, amendment vs. original, etc.)
• What dimensions matter? (economic only, or full lease review?)
• What's the decision being made? (accept/reject, negotiate, standardize?)

Step 2: Extract Key Terms

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

Step 3: Calculate Economic Impact

For competing offers:

1. Calculate NER for each offer
2. Calculate NPV for each offer
3. Assess risk-adjusted return (shorter term = higher risk)
4. Rank offers by economic value

Step 4: Assess Non-Economic Factors

Consider:

• Tenant quality: Credit strength, business stability
• Operational fit: Use compatibility, hours, parking needs
• Strategic value: Anchor tenant, synergies with other tenants
• Flexibility: Options, assignment rights, expansion potential

Step 5: Recommend Decision

Framework:

• Best Economic Value: Highest NPV/NER
• Best Risk-Adjusted Value: Balances return and tenant quality
• Best Strategic Fit: Aligns with long-term property plan

Output: Clear recommendation with supporting rationale

Key Analysis Techniques

Net Effective Rent (NER) Comparison

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

Precedent Deviation Scoring

Categorize changes:

• Minor: Formatting, definitions (low risk)
• Moderate: Extended cure periods, additional parking (medium risk)
• Major: Tenant termination rights, unlimited assignment (high risk)

Recommendation:

• Accept: Minor deviations
• Negotiate: Moderate deviations
• Reject: Major deviations (or require offsetting concessions)

Amendment Tracking

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

Red Flags

Competing Offer Red Flags

Too Good to Be True:

• Offer significantly above market (25%+ premium)
• Risk: Tenant may default or renegotiate
• Action: Verify tenant creditworthiness

Extreme Concessions:

• 12 months free rent on 3-year term
• Risk: Tenant desperate (weak credit) or savvy negotiator
• Action: Assess why tenant needs such concessions

Precedent Deviation Red Flags

Unlimited Assignment Rights:

• Standard form requires consent, tenant wants no consent required
• Risk: Loss of control over tenant quality
• Action: Reject or require recapture rights

Tenant Termination Option:

• Tenant may terminate with 90 days notice
• Risk: Lease instability
• Action: Reject or require significant termination fee

Liability Cap:

• Standard form unlimited liability, tenant wants cap at 1 year rent
• Risk: Insufficient damages for major breaches
• Action: Reject or require higher cap

Amendment Red Flags

Inconsistent Terms:

• Amendment says 5-day cure, but doesn't specify for what default type
• Risk: Ambiguity, unenforceable
• Action: Clarify all amendments

Undocumented Side Deals:

• Verbal agreement to reduce rent not memorialized
• Risk: Not enforceable, creates disputes
• Action: Formalize all changes in writing

Activation

This skill is automatically loaded when:

• User mentions: compare, comparison, amendment, precedent, deviation, benchmark, offers
• Reading files: Multiple lease documents, amendments, offers

All lease comparison workflows (amendment vs. original, competing offers, draft vs. precedent, general side-by-side) are handled directly by this skill — just ask in natural language.

Examples

Example 1: Competing Offers Analysis

Situation: Landlord receives 2 offers for 10,000 sf industrial space

Offer A:

• Rent: $10/sf/year
• Free Rent: 3 months
• TI: $5/sf ($50K)
• Term: 5 years
• Renewal: 1 × 5 years at market
• Tenant: Established distributor, B+ credit

Offer B:

• Rent: $11/sf/year
• Free Rent: 6 months
• TI: $10/sf ($100K)
• Term: 3 years
• Renewal: None
• Tenant: Startup, C credit

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

Example 2: Amendment vs. Original - Tracking Changes

Original Lease (2020):

• Rent: $18/sf
• Term: 10 years (2020-2030)
• Use: General office
• Assignment: Landlord consent required

Amendment #1 (2022) - COVID Relief:

• Rent: Reduced to $15/sf for Years 3-4 (2022-2024)
• Years 5-10: Return to $18/sf
• Free Rent: 3 months (retroactive relief)

Amendment #2 (2024) - Expansion:

• Area: Increased from 5,000 sf to 7,500 sf
• Rent: New space at $20/sf (blended $18.67/sf)
• Term: Extended 2 years (now expires 2032)
• TI: $15/sf for new space ($37,500)

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

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Workflow: Precedent Comparison

Invocation: Ask in natural language, e.g. "Compare this draft lease against our standard precedent form."

Input Handling

• First argument: current draft lease being negotiated
• Second argument: your organization's standard form/precedent lease
• Determine perspective (Landlord or Tenant) and whose form the precedent is

Change Classification

For each section:

• Identical ✓ — Matches precedent exactly
• Modified ⚠️ — Language changed
• Deleted ❌ — Section removed entirely
• Added ⊕ — New section not in precedent
• Moved ↔️ — Section relocated
• Weakened ⬇️ — Protective language diluted
• Strengthened ⬆️ — Language made more favorable to you

Protective Provisions Status Table

If Landlord Form:

Protection	Status	Issue	Recommendation
Subordination Rights	✓/⚠️/✗
Broad Default Definition	✓/⚠️/✗
Holdover Penalty (150-200%)	✓/⚠️/✗
Tenant Indemnification	✓/⚠️/✗
Landlord Exculpation	✓/⚠️/✗
No Rental Abatement Except as Expressed	✓/⚠️/✗
Personal Guaranty Requirements	✓/⚠️/✗

If Tenant Form:

Protection	Status	Issue	Recommendation
Quiet Enjoyment	✓/⚠️/✗
Non-Disturbance from Lender	✓/⚠️/✗
Rent Abatement Rights	✓/⚠️/✗
Op Cost Audit Rights	✓/⚠️/✗
Assignment for Affiliates (no consent)	✓/⚠️/✗
Cap on Operating Cost Increases	✓/⚠️/✗
Reasonable Consent Standards	✓/⚠️/✗

Deviation Tiering

Tier 1 — Must Fix (Deal-Breakers) 🔴

• Fundamental changes eliminating key protections
• Material shifts in risk allocation
• Missing critical provisions

Tier 2 — Should Fix (Strong Push) 🟡

• Important protections weakened but not eliminated
• Missing desirable provisions
• Ambiguous language replacing clear terms

Tier 3 — Can Accept 🟢

• Reasonable deal-specific changes
• Market-standard deviations
• Stylistic preferences

Tiered Negotiation Strategy

1. Opening: Lead with Tier 1 items, frame as non-negotiable corrections to standard protections
2. Follow-up: Address Tier 2, prioritize by deal specifics, be prepared to trade
3. Final: Concede Tier 3 if needed as goodwill
4. Package deals: "We'll accept [their Tier 2 change] if you restore [our Tier 2 provision]"

Precedent Evolution Recommendations

After completing review, flag if any of the draft's changes represent market evolution worth adopting into your standard form. Distinguish:

• Reasonable market evolution — Worth updating precedent
• One-party advocacy — Reject and maintain current form

Common Sources of Deviation

1. Other Party's Form — Consider requesting they start over with your form
2. Prior Deal Markup — Identify deal-specific vs. form provisions that carried over
3. Intentional Negotiation — Expected; focus on restoring critical protections
4. Drafting Errors — Point out politely as corrections

Red Flags

• Wholesale changes to Remedies section (weakening enforcement rights)
• Subtle definition changes (can alter entire deal economics)
• Missing entire protective sections (likely intentional)
• New vague terms ("reasonable", "material", "substantial") without definition
• Changed cross-references (may break logical connections)

Output Naming

Save report to Reports/YYYY-MM-DD_HHMMSS_precedent_comparison_[property].md

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Workflow: Offer Comparison

Invocation: Ask in natural language, e.g. "Compare the inbound offer to our outbound offer."

Input Handling

• First argument: path to the inbound offer (received from the other party)
• Second argument: path to your outbound offer (what you sent)
• Determine perspective (Landlord or Tenant) from file names, headers, or document content

Movement Classification

For each term, classify movement:

• Accepted ✓ — Their offer matches your position
• Rejected ✗ — Explicitly rejected or ignored
• Countered ⟷ — Different value/approach proposed
• Partially Accepted ◐ — Moved toward you but not all the way
• New Issue ⊕ — Raised something not in your outbound offer
• Withdrawn ⊖ — Something in your outbound not in their inbound

Scorecard Table

Category	Terms Changed	You Won	They Won	Compromised	New Issues	Still Open
Financial
Term & Renewal
Flexibility
Risk Allocation
TOTALS

Deal-Breakers vs. Trading Chips

Classify each open issue:

• Deal-Breakers 🔴 — Both parties far apart, fundamental economics
• Trading Chips 🔄 — Stated positions but flexible; tradeable for bigger wins
• Quick Wins ✓ — Positions very close; capture to build momentum

Negotiation Tactics to Watch For

1. Salami Tactics — Tiny concessions on many fronts to appear reasonable
   • Counter: Focus on key issues, don't get distracted by minor movement
2. Anchoring — Extreme opening to make real target seem reasonable
   • Counter: Re-anchor with market standards and comparables
3. Good Cop/Bad Cop — Different team members take conflicting positions
   • Counter: Stay focused on offer terms, not personalities
4. Deadline Pressure — Artificial deadlines forcing concessions
   • Counter: Set timeline based on real constraints
5. Nibbling — After major issues resolved, asking for "one more small thing"
   • Counter: Be clear about what's final, resist reopening settled issues

Reading Between the Lines

• Quick turnaround = High interest or pressure on them
• Slow turnaround = Less interest, shopping other deals, or internal approval issues
• Accepting most financial terms = They need the space, financial terms less critical
• Fighting flexibility clauses = They want a locked-in tenant/landlord
• Adding complexity = They want negotiation leverage

Pre-Counteroffer Checklist

Content Verification:

• Every term in their inbound addressed (accepted/rejected/countered)
• Every term in your outbound either accepted or re-raised
• New issues responded to with clear positions
• All numbers correct and consistent

Strategic Verification:

• Concessions align with priorities (giving on low-value, holding on high-value)
• Trade proposals clearly articulated
• Walk-away issues protected
• Tone is professional and collaborative

Output Naming

Save report to Reports/YYYY-MM-DD_HHMMSS_offer_comparison_[property]_round[N].md

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Workflow: Amendment Comparison

Invocation: Ask in natural language, e.g. "Compare this new amendment against the lease history folder."

Input Handling

• First argument: path to the new amendment file
• Second argument: path to folder containing original lease + previous amendments
• If only one argument provided, prompt user for missing path

Step 1: Load Lease History

• Original lease: look for lease.pdf, lease.docx, original_lease.*
• Previous amendments: amendment*.pdf, amending*.pdf, *amendment*.md — sort chronologically
• Convert to markdown via markitdown if needed

Step 2: Recitals Verification (CRITICAL)

Before substantive analysis, verify recitals in the new amendment:

Recital Element	Stated in Amendment	Actual (from History)	Match?	Issue
Original Lease Date	[Date from recitals]	[Date from file]	✓/✗
Landlord Name	[Name from recitals]	[Name from original]	✓/✗
Tenant Name	[Name from recitals]	[Name from original]	✓/✗
Property Address	[Address from recitals]	[Address from original]	✓/✗
Amendment 1 Date	[Date from recitals]	[Date from file]	✓/✗
Amendment Number	[Number from recitals]	[Actual sequence]	✓/✗
Stated Purpose	[What recitals say]	[What amendment does]	✓/✗

Flag all discrepancies prominently. Common recital errors:

1. Missing Amendments — Amendment 3 recites 1 and 2 but a 2A exists
2. Wrong Dates — Recitals state June 15, 2018 but actual amendment is 2017
3. Wrong Party Names — "ABC Corp." in lease vs. "ABC Corporation" in recitals
4. Outdated Party Names — Tenant was assigned but recitals still name original tenant
5. Wrong Amendment Numbers — Calls it "Third Amendment" but it's actually the fourth
6. Purpose Mismatch — Recitals say "to extend the term" but amendment also changes rent
7. Copy/Paste Errors — Recitals reference a completely different property from a template

Step 3: Build Current Lease State

Apply each previous amendment in chronological order to establish the state before the new amendment. Track sections amended multiple times.

Step 4: Section-by-Section Analysis

For each modified section, capture:

• Current text (before amendment)
• New text (after amendment)
• Amendment history for sections changed multiple times
• Impact: Financial / Term / Rights / Obligations / Use / Critical Dates

Step 5: Report Structure

# LEASE AMENDMENT COMPARISON REPORT
## [Property Address]

## Executive Summary
## Amendment Information (number, dates, parties, previous amendments)
## Recitals Verification [table above]
## ⚠️ Recital Issues Identified
## Lease History Timeline [table]
## Summary of Changes (What's Changed / Added / Deleted)
## Detailed Change Analysis [per-section: current → new → impact]
## Critical Changes Summary (🔴 High / 🟡 Medium / 🟢 Low)
## Issues and Concerns (conflicts, ambiguities, missing elements)
## Financial Impact Summary [table]
## Updated Critical Dates
## Recommendations (For Landlord / For Tenant / For Both)
## Checklist Before Execution

Pre-Execution Checklist

Recitals:

• Original lease date correct in recitals
• Landlord name matches original lease exactly
• Tenant name matches current tenant (or assignment documented)
• Property address/description accurate
• ALL previous amendments listed in recitals with correct dates
• Amendment numbering sequential and correct
• Stated purpose aligns with actual changes

Substantive Provisions:

• No conflicts with existing provisions
• Financial impacts calculated and acceptable
• Effective date clear and appropriate
• All referenced exhibits/schedules attached
• Both parties have authority to execute
• All blanks filled in (no TBD items)

Output Naming

Save report to Reports/YYYY-MM-DD_HHMMSS_amendment_comparison_[property].md

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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: none — amendment, offer, precedent, lease-vs-lease, and market-comparison workflows are all handled by this skill directly