The key benefit of using public cloud services is their scalability and cost-effectiveness. These services allow organizations to access computing resources on-demand without investing in physical infrastructure. Businesses pay only for the resources they use, making it easier to adjust based on fluctuating demands. Additionally, public cloud models offer enhanced collaboration and flexibility, enabling remote work and easy integration with other systems. Security measures are also typically robust, as public cloud providers invest heavily in protecting user data. Overall, these services enable organizations to innovate faster and operate more efficiently.