In theory, yes. However, it’s a time-consuming process that requires advanced technical skills. There’s a good chance that you won’t be satisfied with the final result even after putting in a lot of work. Subscribing to the best POS system is way more cost-efficient in the long run. Generally, a good system will pay for itself in a few months, so you should give it a try. Numerous automation and monitoring features will allow you to focus on improving your business.