Hiring a security guard is an important investment for a business. If you are hiring someone because you need a strong security presence, then you need to know you are hiring the right person to protect you and your staff. It is not easy to hire a security guard. You will need to interview the candidates thoroughly, and ensure you know what you are looking for beforehand, so that when you find the right security guard, you can offer them the role.
You may want to think about using a security agency to meet your needs. They will be able to provide security staff on a flexible basis, so you can get staff when you need them. You can also find staff that have the correct qualifications to meet your needs, meaning that if you need someone with a qualification in retail security or you need someone to manage an event, then you can find someone who will be suitable.