Locksmiths are skilled lock experts who can help repair, replace and install locks and related components on your property. Residential locksmiths can be valuable assets when building your home or renovating existing security features. Apart from protecting your home from unauthorised entries, locks help keep your property safe from theft or vandalism. There are numerous ways that professional residential locksmiths can help you, including: Security Lock Installation Perhaps this is the most straightforward service you might require from a residential locksmith.