Replacement and refund

I have an annual paper pass and need to get a new ID card. How can I get the card number corrected on unused monthly pass-slips?

I have a monthly or quarterly pass and need to get a new ID card. How can I get the ID number corrected on the pass?

I bought a Budapest-pass, but I don't want to use it. Will BKK refund it?

Can I transfer my pass to another person?

I have lost or had my pass stolen, what can I do?