Auto insurance is a contract between you and an insurance company. You pay a regular fee, called a premium, and in exchange, the company agrees to pay for specific car-related financial losses. Think of it as a financial safety net for the unexpected.

Its main purpose is to protect you from the potentially huge costs of an accident. This includes everything from car repairs to medical bills for injuries. Without insurance, a single accident could create a devastating financial burden.

An auto policy is made up of different types of coverage. Some are required by law, while others are optional. Let's look at the most common ones.

This is the foundation of most auto policies and is required in nearly every state. It’s broken into two parts:

• Bodily Injury Liability: Covers medical expenses, lost wages, and legal fees for other people injured in an accident you caused.
• Property Damage Liability: Covers the cost of repairing or replacing another person's property, like their car, that you damaged in an accident.

Next are two common optional coverages that protect your own vehicle.

Collision Coverage This pays to repair or replace your car if it's damaged in a collision with another vehicle or object (like a fence or a tree), regardless of who is at fault.

Comprehensive Coverage This covers damage to your car from events other than a collision. This includes things like theft, vandalism, fire, hail, or hitting an animal.

Here are a few other important coverages you might see:

• Personal Injury Protection (PIP): Often called "no-fault" coverage, this pays for your and your passengers' medical expenses after an accident, no matter who was at fault. It can also cover lost wages.
• Uninsured/Underinsured Motorist Coverage: This protects you if you're in an accident caused by a driver who has no insurance or not enough insurance to cover your costs. It can cover medical bills and, in some states, car repairs.

Every state has its own laws about how much insurance you must have. Typically, states require a minimum amount of liability coverage. These minimums are often expressed with three numbers, like 25/50/25. This would mean:

• $25,000 for bodily injury per person
• $50,000 for bodily injury per accident
• $25,000 for property damage per accident

While meeting the state minimum is legally required, it's often not enough to fully cover the costs of a serious accident. Medical bills and vehicle repair costs can easily exceed these limits, leaving you responsible for paying the rest out of pocket.

Choosing higher limits provides much greater financial protection. It's also wise to consider optional coverages like collision and comprehensive to protect your own vehicle.

Understanding these basic building blocks is the first step toward choosing an auto insurance policy that fits your needs and protects you on the road.