What is a rental agreement and what should property managers know when writing one?

Jake Belding

Published on June 16, 2025

If you’re managing rental property, one of the most important tools you’ll use every day is the rental agreement. It’s the legal foundation of the landlord-tenant relationship, setting expectations, protecting both parties, and giving you something to point back to if disputes arise.

Whether you manage long-term leases or month-to-month rentals, a solid rental agreement is essential for smooth operations. In this post, we’ll cover what a rental agreement is, how it differs from a lease, what it should include, and what property managers need to keep in mind to stay protected and compliant.

What Is a Rental Agreement?

A rental agreement is a legally binding contract between a property owner (or their property manager) and a tenant that outlines the terms and conditions for occupying a rental unit. It covers everything from rent amount and due dates to rules for pets, guests, maintenance responsibilities, and how either party can end the agreement.

The rental agreement protects the landlord’s property and income, and it gives tenants clarity on their rights and responsibilities. When written clearly and signed properly, it can prevent confusion, reduce turnover-related stress, and offer legal protection in case of disputes.

Rental Agreement vs. Lease: What’s the Difference?

While the terms “rental agreement” and “lease” are often used interchangeably, there are a few important distinctions—especially when it comes to duration and flexibility.

Feature Rental Agreement Lease
Duration Typically month-to-month Usually 6–12 months
Flexibility High—can be adjusted or terminated with proper notice Lower—fixed terms apply until expiration
Renewal Automatically renews unless ended Must be formally renewed or extended
Use case Short-term or transitional tenants Long-term, stability-focused tenants

In practice, the two documents may look similar and contain much of the same language. The key difference lies in how long the terms apply and how easy it is to make changes.

What Should a Rental Agreement Include?

A strong rental agreement should clearly spell out all relevant terms of the rental relationship to prevent misunderstandings and protect both parties.

Here’s what a typical rental agreement should include:

  • Names of all parties: Every adult living in the unit should be listed as a tenant.
  • Property details: Address, unit number, and what’s included (appliances, parking, etc.).
  • Term of tenancy: Start date, and whether the agreement is month-to-month or fixed-term.
  • Rent amount and due date: When and how rent should be paid, and any grace period or late fees.
  • Security deposit: Amount, storage details (if required), and return conditions.
  • Utilities and services: Who pays for what—electricity, water, gas, internet, etc.
  • Rules and restrictions: Smoking, pets, noise, subletting, guests, and use of amenities.
  • Maintenance responsibilities: What tenants are expected to maintain vs. what the owner handles.
  • Right of entry: How much notice must be given before the landlord or manager enters the property.
  • Termination and notice requirements: How either party can end the agreement and what type of notice is needed.
  • Signatures: All parties must sign for the agreement to be legally enforceable.

Depending on your state or city, you may also need to include legally required disclosures—like mold or lead paint notices, rent control details, or flood risk disclosures.

Why Rental Agreements Matter for Property Managers

Property managers rely on rental agreements not just to establish terms—but to create a consistent, enforceable framework for managing day-to-day operations.

Here’s why rental agreements are so critical in professional property management:

Sets expectations up front

A clearly written agreement helps prevent disputes by laying out exactly what tenants can expect and what’s expected of them.

Creates legal protection

If a tenant stops paying rent, damages the unit, or violates property rules, the rental agreement is your primary line of defense. Without it, enforcing policies becomes much more difficult.

Streamlines renewals and notices

Knowing when an agreement renews, whether it’s fixed or rolling, and what notice is required makes it easier to manage move-ins and move-outs on schedule.

Improves resident retention

Tenants are more likely to stay in a unit where the terms are clear, fair, and consistently enforced. A good rental agreement makes everyone feel more secure.

What Happens Without a Rental Agreement?

It’s always best to have a written rental agreement. Verbal agreements may be legal in some states—but they’re difficult to prove and even harder to enforce.

Without a written agreement:

  • Rent increases can be harder to justify
  • Security deposit disputes become more complicated
  • It’s harder to evict a tenant or end the tenancy
  • Lease terms may default to local law, which may not favor the landlord

If you take over a property with no written agreements in place, one of the first steps should be to document and formalize every tenancy with a new rental agreement.

Rental Agreement Example: In Practice

Let’s say you’re onboarding a new resident in a two-bedroom apartment. You provide a rental agreement that includes:

  • Rent: $2,000/month, due on the 1st
  • Term: Month-to-month with 30 days’ notice required to terminate
  • Security deposit: $2,000, held in a separate interest-bearing account
  • Utilities: Tenant pays electric and internet; landlord covers water and trash
  • Pet policy: No pets allowed
  • Maintenance: Landlord handles all major repairs; tenant responsible for minor upkeep like replacing lightbulbs

By having all of this spelled out in writing—and signed—you now have a reference point for every payment, policy, and interaction going forward. If the tenant wants to move out, brings in a pet, or asks for a rent reduction, the agreement is your guide.

Tips for Stronger Rental Agreements

To keep your rental agreements clear, enforceable, and helpful:

  • Use plain language: Avoid overly complex legal jargon—tenants should understand what they’re signing.
  • Follow local laws: Every state has different rules about notice, security deposits, disclosures, and more. Stay compliant.
  • Customize when needed: Use templates, but tailor them to the specific unit, property, or community policies.
  • Review annually: Laws change—and so do your processes. Update agreements to reflect your current practices.
  • Store copies securely: Keep digital and/or physical copies on file and ensure tenants have their own signed versions.

Frequently Asked Questions

Is a rental agreement legally binding?

Yes. As long as all parties have signed it, a rental agreement is a legally enforceable contract.

Can a rental agreement be changed mid-term?

Only if both parties agree. Changes should be documented in a signed lease addendum.

What’s the difference between a lease and a rental agreement?

A lease typically refers to a fixed-term agreement (like 12 months), while a rental agreement is more often used for month-to-month arrangements.

Can I write my own rental agreement?

Yes, but it’s best to use a legally vetted template or consult a professional—especially if your property is subject to local regulations or rent control.

Do I need a rental agreement for every unit?

Absolutely. Every tenancy should have its own written rental agreement, even if multiple tenants are renting similar units under the same terms.

Read more on
Jake Belding
98 Posts

Jake is a Content Marketing Specialist at Buildium, based in San Francisco, California. With a background in enterprise SaaS and startup communications, Jake writes about technology's impact on daily life.

Be a more productive
property manager

Scheduling

Your Buildium Demo is just two steps away!