Locks are important for securing doors and windows. It must be strong to survive harsh climatic conditions for years. Locksmiths use quality locks to block theft operations. They categorize locks into two categories, the first is the manual category, second is the smart lock category. In the manual category, they use padlocks, deadbolt locks, lever handle locks, knob locks, etc. In the smart lock category, they use biometric locks, personal identification number locks, card swipe technology locks. Both categories of locks are best and suggested by a locksmith on the requirement. Sometimes people need locks for securing secondary doors of the house, locksmith houston suggests manual locks to them. Locksmith professionals work hard for improving locking patterns and the smart lock system is an example of improvement. In this system, the traditional sequence of locking is altered and people feel secure better than before.