If you own or run a business with employees then there are two things, besides the actual trade itself, which are of importance. These are insurance and security.
You will need insurance to cover your employees or visitors in case of an accident, cover the building and its contents and also to cover any liability. The security aspect works hand in hand with the insurance, ensuring only cleared personnel are in certain areas and that goods and the property are secured.
No one wants there to be an Injury at Work and so it is important to ensure that staff and visitors alike are working in a safe secure environment, where the potential for accidents is limited. This includes things such as making sure that only qualified people are operating machinery, and that health and safety guidelines are followed.
Your insurance should cover a wider range of eventualities, as if in the event that there is an accident at work, you need to make sure that your employees get what they deserve and that your business is not financially liable in any way.
Your policy may stipulate that you need to have certain security systems in place, such as night cameras, certain types of locks and possibly security guards. It is important to comply with these stipulations, or any insurance payout will be made harder.

Home Security is important: Find a complete guide to making your home or office secure. Including insurance services.
