Real estate can serve as both a personal home and an investment vehicle. A rental property is purchased primarily to generate rental income, and a vacation rental is a short-term rental often listed on platforms like Airbnb. The choice between long-term (monthly leases) and short-term (nightly stays) rentals affects cash flow, management intensity, and regulatory exposure. Day-to-day operations of rental properties are often handled by a property management company or property manager, who deals with tenants, maintenance, and rent collection. Landlords typically collect a security deposit—often one to two months' rent—to cover potential damage or unpaid rent, though amounts vary by jurisdiction.
Several investment structures allow participation without directly owning property. A real estate investment trust (REIT) is a company—often publicly traded—that owns and operates income-producing real estate, while a private REIT is non-public and less liquid. REITs are required to distribute at least \(90\%\) of their taxable income to shareholders as dividends. A real estate fund pools investor capital to buy properties, and in a syndication, a group of investors combines capital to purchase assets together, organized by a sponsor. Within syndications, limited partners (LPs) are passive investors while general partners (GPs) manage operations. Profits are typically distributed through a waterfall structure, often beginning with a preferred return paid to LPs before the sponsor takes a share of profits.
Investors evaluate deals using several metrics. Net operating income (NOI) equals revenue minus operating expenses, calculated before debt service and taxes. The capitalization rate, or cap rate, is NOI divided by property value. Cash-on-cash return measures annual cash flow relative to cash invested. The \(1\%\) rule is a quick screening heuristic suggesting monthly rent should equal roughly \(1\%\) of the purchase price, while the \(50\%\) rule estimates that operating expenses equal about half of gross income. The gross rent multiplier (GRM) is the property's price divided by gross annual rent. The operating expense ratio compares expenses to gross income, and occupancy rate and vacancy rate track the percentage of units rented or unrented at a given time. Gross income is the total rent collected before expenses are deducted. Other strategies include the BRRRR method (Buy, Rehab, Rent, Refinance, Repeat), flipping properties quickly after renovation, wholesaling by contracting a property and assigning the contract to another buyer for a fee, and house hacking by living in part of a property while renting out the rest. Underlying all of these is the principle of leverage—using debt to amplify returns—and the time value of money, which recognizes that money available today is worth more than the same amount in the future. Over time, properties may also appreciate, gaining value, or depreciate, losing value in the marketplace.
Leases define the relationship between landlord and tenant. A gross lease requires the landlord to pay most expenses, with the tenant paying a fixed rent. A double net lease (NN) passes property taxes and insurance to the tenant, while a triple net lease (NNN) adds maintenance, making the tenant responsible for taxes, insurance, and upkeep. A percentage lease, common in retail, combines a base rent with a percentage of the tenant's sales. In commercial properties, common area maintenance (CAM) fees cover shared spaces, and landlords may offer a tenant improvement allowance to help customize leased space. Fair housing law, particularly the federal Fair Housing Act, prohibits discrimination based on protected classes: race, color, national origin, religion, sex, familial status, and disability. The Americans with Disabilities Act (ADA) imposes accessibility requirements on many properties. When tenants fail to meet lease obligations, landlords may pursue eviction, a legal process that generally proceeds from notice to court filing, judgment, and sheriff enforcement. In some jurisdictions, rent control or rent stabilization laws limit how much landlords can charge or raise rent.