We have a video that discusses best practices for using Boom Cards in teletherapy and teletutoring: please watch it - https://youtu.be/4GsB4LFVLPY.
For questions about screen sharing functionality, mouse movement and more, please contact your streaming platform provider. Their FAQs and Help Center will tell you what is possible on their platform. We have a brief overview here - https://boomlearning.freshdesk.com/en/support/solutions/articles/16000107058-screen-sharing-fundamentals