Newer cars have keyless entry, or you use a remote control to get in. This is done by using various frequencies set up in the remote that Chula Vista Locksmith gave you and assigned to your car. You can open doors, turn the car on and pop the trunk or gas tank, for starters. This can be very useful and us at Chula Vista Locksmith recommend it, but you should still have a spare key, just in case.
Chula Vista Locksmith strongly urges you to require authentication. Some things that require authentication are Number codes, security tokens, biometrics, and RFID chip cards. Chula Vista Locksmith can give you an estimate on all that was mentioned in this article to really modernize your security system and make it much harder for an intruder to get in, or for somebody to gain access to where they shouldn't be.