Skip to Content

10 Costly Mistakes New Landlords Make and How to Avoid Them

Becoming a landlord can be a powerful way to build long-term wealth. With low interest rates and strong rental demand in many markets, investing in real estate often feels like a logical next step.

But rental property ownership is not passive income by default. Without preparation, small missteps can turn into expensive lessons. If you are new to landlording, understanding these common mistakes early can protect your cash flow, reduce stress, and strengthen your return on investment.

Below are 10 of the most common mistakes new landlords make, along with practical ways to avoid them.


1. Skipping Credit and Background Checks

One of the fastest ways to create financial risk is placing a tenant without proper screening.

Always run:

  • Credit reports

  • Criminal background checks

  • Rental history verification

  • Employment and income verification

Look for patterns, not just one isolated issue. Confirm income with pay stubs or third-party documentation. Obtain written authorization before contacting employers or prior landlords.

A thorough screening process protects both your property and your future income.


2. Failing to Plan for Vacancies

Vacancies are not a matter of if, but when.

There is almost always a gap between:

  • A tenant moving out

  • Preparing the property

  • Securing a new tenant

Set aside reserves to cover:

  • At least 2 to 3 months of mortgage payments

  • Utilities

  • Maintenance

  • Insurance

Creating a separate maintenance fund for recurring repairs, such as plumbing issues or appliance replacements, also prevents financial strain.


3. Not Using a Written Lease Agreement

Handshake deals are not enforceable protection.

A written lease:

  • Defines rent amount and due dates

  • Outlines maintenance responsibilities

  • Establishes rules and policies

  • Protects your legal position

Use a lease that complies with your state and local laws. A poorly written agreement can weaken your ability to enforce terms in court.


4. Neglecting Property Inspections and Maintenance

Your rental property is a business asset. It must be maintained accordingly.

Before listing:

  • Ensure the property is clean and market-ready

  • Address deferred maintenance

  • Confirm compliance with local health and safety standards

Ongoing inspections help you identify small problems before they become expensive repairs. Well-maintained homes also attract and retain higher-quality tenants.


5. Delaying Legal Action When Rent Is Not Paid

When tenants default, hesitation can increase losses.

If rent is unpaid:

  • Follow your state’s required notice procedures immediately

  • File appropriate legal documentation promptly

  • Avoid informal agreements that violate local landlord-tenant laws

Delays can compound missed rent, legal fees, and potential property damage.


6. Ignoring the Rental Market or Failing to Raise Rent

Some landlords price rent based on:

  • What covers their mortgage

  • What neighbors are charging

  • What they charged last year

Instead, conduct consistent market analysis.

Rental pricing should reflect:

  • Comparable properties

  • Location demand

  • Condition and upgrades

  • Current market trends

Modest annual rent increases are standard in most markets. Failing to adjust rent can reduce long-term profitability.


7. Forgetting Lead-Based Paint Disclosures

If your property was built before 1978, federal law requires you to provide a lead-based paint disclosure and pamphlet to new and renewing tenants.

Failure to comply can result in significant fines, potentially up to $10,000 per violation.

This is a simple step that protects both you and your tenants.


8. Using the Wrong Insurance Policy

A standard homeowner’s insurance policy often does not cover rental use.

Notify your insurance provider that:

  • The property is tenant-occupied

  • It is used as an investment property

Landlord insurance typically provides:

  • Liability coverage

  • Loss of rental income protection

  • Dwelling coverage tailored to rental risk

Proper coverage prevents catastrophic financial exposure.


9. Underestimating the Value of Your Time

Managing a rental takes time.

Consider:

  • Marketing and showings

  • Screening and leasing

  • Maintenance coordination

  • Accounting and documentation

  • Legal compliance

Calculate your hourly value. If you spend 10 to 15 hours per month managing one property, what is that worth compared to outsourcing management?

Understanding the value of your time clarifies whether self-management is truly profitable.


10. Underestimating the Learning Curve

Landlord-tenant law, fair housing regulations, maintenance standards, and financial planning all require expertise.

Without experience, mistakes can lead to:

  • Legal exposure

  • Extended vacancies

  • Compliance violations

  • Financial losses

New landlords benefit from:

  • Consulting with real estate attorneys

  • Learning from experienced investors

  • Partnering with licensed property managers

Proactive education reduces costly trial-and-error.


Quick Reference: Common Mistakes and Their Impact

Mistake Risk Level Financial Impact Preventative Action
No tenant screening High Non-payment, eviction costs Full credit and background checks
No vacancy reserves High Cash flow interruption Maintain 2 to 3 months’ reserves
No written lease High Legal vulnerability Use state compliant lease
Poor maintenance Medium to High Property value decline Routine inspections and repairs
Delayed eviction High Extended lost rent Act immediately under legal guidelines
Underpricing rent Medium Reduced ROI Conduct annual market analysis
Missing disclosures High Legal fines Provide required federal forms
Wrong insurance High Coverage denial Obtain landlord policy
Ignoring time cost Medium Reduced net return Evaluate management efficiency
No professional guidance Medium to High Compounding errors Consult experts early

Frequently Asked Questions

1. How much reserve should a new landlord have?

Most experts recommend 2 to 3 months of total property expenses, including mortgage, insurance, taxes, and maintenance.

2. Should I raise rent every year?

In most markets, modest annual increases aligned with market rates are standard and help maintain profitability.

3. Is landlord insurance required?

While not always legally required, it is strongly recommended because homeowner policies often exclude rental activity.

4. How long does an eviction typically take?

It varies by state, but it can range from several weeks to several months, depending on local court processes.

5. When should I consider hiring a property manager?

If managing tenants, maintenance, and compliance significantly impacts your time or profitability, professional management may improve overall returns.


Protecting Your Investment and Maximizing Returns

Owning rental property can be one of the most effective long-term wealth-building strategies available. However, success depends on preparation, discipline, and informed decision-making.

Avoiding these common mistakes helps protect your investment, preserve cash flow, and position your rental property for sustainable growth.

We are pledged to the letter and spirit of U.S. policy for the achievement of equal housing opportunity throughout the Nation. See Equal Housing Opportunity Statement for more information.

The Neighborly Done Right Promise

The Neighborly Done Right Promise ® delivered by Real Property Management, a proud Neighborly company

When it comes to finding the right property manager for your investment property, you want to know that they stand behind their work and get the job done right – the first time. At Real Property Management we have the expertise, technology, and systems to manage your property the right way. We work hard to optimize your return on investment while preserving your asset and giving you peace of mind. Our highly trained and skilled team works hard so you can be sure your property's management will be Done Right.

Canada excluded. Services performed by independently owned and operated franchises.

See Full Details