This final paper shows all the ways in which modern alarm systems work in warehouses and how much their use means to individual people when used, saves lives and prevents burglary and theft of products. The paper explains in detail the procedures for installing alarm systems and their advantages and disadvantages. LIDL's warehouse contains many and varied food and non-food products, and these products can be the target of alienation of thieves, but the threat to products can also be natural disasters such as floods, fires, etc. that can negatively affect the building and warehouse contents. When writing this final paper, it is necessary to consider all the factors that affect the security of business and the safety of health and life of employees. Every single company that adheres to the image and quality of business strives to apply the most efficient possible protection of warehouses and ancillary premises, including the company LIDL. The author of this final paper is an employee of the company LIDL, and she is employed in the company's warehouse and is especially familiar with the specifics, advantages and disadvantages of the security system in the company. In the text of the paper, it will list the systems that the warehouse currently has and a possible upgrade that can certainly more adequately prevent the dangers that may threaten in the future.