It is true that any business today, whether large or small will have something that it needs to protect. This may be information or it simply may be company assets, such as electronics within the building. It company may also need to protect staff members and their belongings. However, in many businesses today, this can be difficult. Many businesses still rely on the old-fashioned key to allow access in and out of a building and the doors to a building where people may be working are generally unlocked throughout the working day. This is why many people choose to invest in access control.