I would like to move from [current class] to [proposed class]. I have completed [topics and sessions]. Please confirm: 1. Which session would I start with, and which topics would be repeated or missed? 2. What arrangements are available for any gaps, and who confirms them? 3. How many sessions have been used, and what sessions or remaining balance can be applied to the new class? 4. What additional payment is required and what does it cover? Please provide these details before I confirm the transfer.