If I would like to unsubscribe this app, do I have to pay any termination fee? Thanesh May 07, 2018 22:09 Updated Follow No, you do not have to pay any termination fee to unsubscribe to the Boost Business App. Related articles How do I contact Boost Business Support? How do I replace my POSM if it is damaged / lost? If I require a demonstration or training, will the Boost Business team provide this? Is it free to register as a Boost merchant? Can I share my Boost Business password with a third party to handle my account in my absence? Comments 0 comments Please sign in to leave a comment.