What Are the Good and Bad Clauses in a Commercial Lease?
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Don’t get screwed.</text><text x="58" y="258" font-family="Arial,Helvetica,sans-serif" font-size="30" font-weight="600" fill="#6b5b4d">Leases, TI, NNN & buildouts — negotiated in your favor</text><g transform="translate(1010,86)" fill="none" stroke="#C0531F" stroke-width="9" stroke-linejoin="round"><rect x="20" y="40" width="150" height="130"/><line x1="20" y1="40" x2="95" y2="6"/><line x1="170" y1="40" x2="95" y2="6"/><rect x="50" y="80" width="36" height="36"/><rect x="104" y="80" width="36" height="36"/><rect x="74" y="128" width="42" height="42"/></g></svg>
What Are the Good and Bad Clauses in a Commercial Lease?
Direct Answer
The money move: a commercial lease is 80% boilerplate that favors the landlord, and the 20% you negotiate is where you save or lose tens of thousands of dollars over the term. The clauses that put cash back in your pocket are a tenant-favorable renewal option, a fixed escalation cap of 2-3% annually (not CPI, which can spike to 6-8%), a CAM cap with a gross-up exclusion, an early-termination right, an exclusive-use clause, and a tenant improvement (TI) allowance of $20-$80/sq ft.
The clauses that quietly bleed you are an uncapped NNN pass-through, a personal guaranty, automatic CPI escalations, a "sole discretion" landlord-consent clause, and a holdover penalty of 150-200% of base rent. On a 5,000 sq ft space at $30/sq ft base + $12/sq ft NNN, getting these wrong can cost you $15,000-$40,000 across a 5-year term versus a clean lease.
Strike or cap the bad ones before you sign — you have zero leverage after.
The Clauses That Save You Money — Push Hard for These
1. Capped operating-expense (CAM/NNN) escalations. Landlords love an open-ended pass-through where you pay your pro-rata share of *whatever* the building spends. Demand a controllable-expense cap of 3-5% per year, cumulative or non-cumulative (non-cumulative is better for you).
Carve out uncontrollable costs like taxes, insurance, and snow removal so the cap actually bites on the discretionary stuff — management fees, landscaping, "administrative" markups.
2. The gross-up clause — your friend AND your enemy. A gross-up adjusts variable expenses *as if* the building were 95-100% occupied. You want this when the building is full (it protects you from absorbing vacant units' fixed costs), but you want to strike or cap the management fee gross-up, where landlords inflate a percentage-based fee on grossed-up numbers.
This single line can swing your CAM bill $2-$5/sq ft.
3. Renewal option at a defined rate. A bare "option to renew at market rate" is worthless — the landlord *is* the market. Pin it: renewal at the lesser of fair-market-value or prior rent + a fixed bump, with FMV defined by third-party appraisal and a baseball-arbitration tiebreaker (each side submits a number, the arbitrator picks one).
Lock at least one 5-year option.
4. Tenant Improvement (TI) allowance. In a tenant's market, push for $20-$80/sq ft depending on condition and term. Get it as a cash allowance you control, not "landlord work" you don't. Add a clause that unused TI converts to free rent so the landlord can't pocket it.
5. Free rent / abatement. Standard ask is 1 month free per year of term during buildout. Make it net of NNN if you can — "free rent" that still charges you $12/sq ft in CAM isn't free.
6. Co-tenancy and exclusive-use (retail). An exclusive-use clause bars the landlord from leasing to a direct competitor in the same center. A co-tenancy clause lets you cut rent or leave if an anchor tenant goes dark — protecting you from paying full rent in a dying center.
The Clauses That Screw You — Strike or Cap These
Personal guaranty. The worst one. It pierces your LLC and puts your house on the line. If the landlord insists, negotiate a "burn-off" or "burn-down" guaranty that expires after 24-36 months of on-time payments, or a limited guaranty capped at 6-12 months of rent. Never sign an unlimited personal guaranty for the full term.
CPI-based escalations. "Rent increases by CPI annually" sounds fair until inflation runs 6-8%. Replace with a fixed 2-3% bump or a CPI-with-a-ceiling structure (CPI but never more than 3%, never less than 0%). Over a 7-year term, fixed 3% vs. Uncapped CPI can differ by $4-$6/sq ft in the final year.
"Landlord's sole discretion" on consents. Assignment, subletting, alterations, signage — if consent is at "sole discretion," the landlord can say no for any reason or no reason. Insert "such consent not to be unreasonably withheld, conditioned, or delayed" and add a deemed-approval timeline (silence for 15 business days = yes).
Holdover rent. If you stay one day past the term, many leases charge 150-200% of base rent plus consequential damages. Cap it at 125% for the first 30-60 days and strike consequential/lost-profit damages entirely.
Relocation clause. Common in multi-tenant office. The landlord can move you to comparable space "at its expense." Tighten "comparable," require the landlord to pay all moving, buildout, stationery, and downtime costs, and demand 90-120 days' notice or strike it outright for a flagship location.
Continuous-operation / "go-dark" prohibition (retail). Forces you to keep operating even when losing money. Negotiate the right to go dark while still paying rent so you can sublease or wind down without default.
Real Negotiation Levers That Get Clauses Changed
The single biggest lever is the Letter of Intent (LOI). Lock every economic and protective term — base rent, escalation cap, TI, free rent, guaranty limits, renewal — in the LOI before legal drafts the lease. Landlords concede far more at the LOI stage than in redline.
Other levers: a tenant-rep broker costs you nothing (the landlord pays the commission, typically 4-6% of total lease value) and knows where the body's buried; longer term buys concessions (a 7-year deal commands more TI and free rent than a 3-year); and market data wins arguments — pull CBRE or JLL submarket vacancy and asking-rent reports and quote them in writing.
What a Clean vs. Toxic Lease Costs — The Math
Take a 5,000 sq ft office at $30/sq ft base, $12/sq ft NNN, 5-year term. Toxic version: uncapped CPI averaging 5%/year, uncapped CAM rising 6%/year, full personal guaranty, 175% holdover. Clean version: 3% fixed escalation, 4% controllable-CAM cap, burn-off guaranty, 3 months free rent net of NNN, $40/sq ft TI.
- Free rent saved: 3 months × $30/sq ft ÷ 12 × 5,000 = ~$37,500.
- TI allowance: $40 × 5,000 = $200,000 of buildout you don't fund.
- Escalation delta (year 5): ~$2.50/sq ft × 5,000 = $12,500/year lower.
- CAM cap savings: roughly $1.50-$3/sq ft = $7,500-$15,000/year by year 5.
The clean lease is worth six figures over the term. Same space, same rent number on page one — the clauses are the whole game.
FAQ
Is a personal guaranty always required on a commercial lease? No. Strong-credit tenants, established businesses, and tenants taking longer terms or smaller spaces routinely get it waived or limited. If the landlord won't drop it, push for a burn-off guaranty that expires after 24-36 months of clean payments or a cap of 6-12 months' rent.
A larger security deposit (4-6 months) is often an acceptable trade for no guaranty.
What's the difference between a cap on CAM and a cap on the whole NNN? A CAM cap limits common-area maintenance growth but usually excludes taxes and insurance. A broader controllable-expense cap still excludes uncontrollables (taxes, insurance, utilities) but covers everything the landlord *can* manage — management fees, landscaping, repairs.
Push for the controllable cap at 3-5% annually, non-cumulative, and demand an annual audit right to inspect the landlord's books.
Should I sign a lease with CPI escalation? Only with a ceiling. Pure CPI exposes you to inflation spikes — it can run 6-8% in a bad year. Convert to a fixed 2-3% bump, or a CPI collar (never above 3%, never below 0%). A fixed escalation is predictable and almost always cheaper over a 5-7 year term.
What is a "good guy guaranty" and is it worth it? A "good guy guaranty" is a middle ground common in major markets: you're personally liable for rent only until you vacate and surrender the space broom-clean with notice — it caps your exposure to the time you actually occupy after a default, not the full remaining term.
It's a strong compromise when a landlord won't fully waive a guaranty.
Can I negotiate clauses after I've signed? Effectively no — your leverage evaporates at signature. Every protective clause (caps, guaranty limits, renewal, TI) must be locked in the LOI and the executed lease. Post-signing changes require a lease amendment the landlord has no reason to grant. Negotiate everything up front.
Sources
- CBRE — U.S. Office and Retail MarketView submarket vacancy and asking-rent reports.
- JLL — Office Tenant Representation and Lease Administration guidance on escalation and CAM caps.
- Cushman & Wakefield — Tenant Advisory practice on operating-expense pass-throughs and gross-up clauses.
- BOMA International — Standard Methods for Measuring Floor Area and operating-expense classification (controllable vs. Uncontrollable).
- NAIOP (Commercial Real Estate Development Association) — research on TI allowances and concession trends.
- Institute of Real Estate Management (IREM) — CAM reconciliation and audit-rights best practices.
- Local tenant-rep brokerage practice — LOI-stage negotiation and guaranty burn-off structures.
