1. Security Rating

   • Look for locks that have a security rating from recognized organizations (e.g., ANSI, ASTM).

2. Types of Locks

   • Understand different lock types (deadbolts, padlocks, smart locks, etc.) and choose based on your security needs.

3. Material Quality

   • Opt for locks made from high-quality materials (e.g., hardened steel) for durability and resistance against tampering.

4. Pick Resistance

   • Choose locks designed to resist picking and bumping. Features like spool pins can increase pick resistance.

5. Key Control

   • Look for locks that offer restricted keyways to minimize unauthorized duplication of keys.

6. Installation Method

   • Decide whether you want a lock that is easy to install yourself or one that may require professional installation.

7. Smart Features

   • If considering smart locks, check for features like remote access, security alerts, and compatibility with your smart home system.

8. Weather Resistance

   • For exterior locks, ensure they are weather-resistant to prevent rust or malfunction due to exposure.

9. Backset Options

   • Verify backset measurements to ensure the lock fits your door properly.

10. Warranty and Support

    • Check for warranty policies and customer support options. A good warranty can indicate confidence in product quality.

11. User Reviews

    • Research user reviews and ratings to gauge performance and reliability.

12. Price vs. Quality

    • Balance between price and quality; a cheaper lock may save money now but could compromise security.

13. Insurance Requirements

    • Consult your insurance policy; some require specific types of locks to validate homeowners insurance.

14. Local Crime Rates

    • Consider the crime rate in your area to determine the level of security you may need.

15. Multiple Lock Options

    • Think about using multiple locks for increased security (e.g., knob lock plus deadbolt).

By keeping these factors in mind, you can select locks that best fit your security needs and ensure peace of mind.